Organization and Summary of Significant Accounting Policies (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended |
12 Months Ended |
|
Dec. 31, 2019 |
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Materials and Supplies |
$ 640.7
|
|
|
|
$ 602.1
|
|
|
|
$ 640.7
|
$ 602.1
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
$ 234.1
|
|
|
|
|
234.1
|
|
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
2,203.7
|
1,965.0
|
$ 1,709.1
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
280.7
|
287.9
|
275.9
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
30.1
|
33.7
|
12.2
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
2,514.5
|
2,286.6
|
1,997.2
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
1,022.5
|
939.3
|
858.3
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
6.1
|
(24.7)
|
(1.1)
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
1,341.1
|
1,120.4
|
1,330.8
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Lease Obligation Incurred |
|
|
|
|
|
|
|
|
87.5
|
55.6
|
60.7
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
1,341.1
|
1,120.4
|
1,330.8
|
|
Construction Expenditures Included in Noncurrent Liabilities as of December 31, |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
71.8
|
|
Acquisition of Nuclear Fuel Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
0.1
|
4.0
|
0.0
|
|
Noncash Contribution of Assets by Noncontrolling Interest |
|
|
|
|
|
|
|
|
0.0
|
84.0
|
0.0
|
|
Expected Reimbursement For Spent Nuclear Fuel Dry Cask Storage |
|
|
|
|
|
|
|
|
0.3
|
2.2
|
2.6
|
|
Noncontrolling Interest Assumed with Sempra Renewables LLC and Santa Rita East Acquisition |
|
|
|
|
|
|
|
|
32.4
|
0.0
|
0.0
|
|
Restricted Cash |
185.8
|
|
|
|
210.0
|
|
|
|
185.8
|
210.0
|
|
|
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |
432.6
|
|
|
|
444.1
|
|
|
|
432.6
|
444.1
|
412.6
|
$ 403.5
|
Amounts Attributable to AEP Common Shareholders |
|
|
|
|
|
|
|
|
|
|
|
|
Net Income (Loss) Attributable to Noncontrolling Interests |
|
|
|
|
|
|
|
|
(1.3)
|
7.5
|
16.3
|
|
Net Income (Loss) |
$ 153.5
|
$ 733.5
|
$ 461.3
|
$ 572.8
|
$ 363.4
|
$ 577.6
|
$ 528.4
|
$ 454.4
|
$ 1,921.1
|
$ 1,923.8
|
$ 1,912.6
|
|
Weighted Average Number of Basic AEP Common Shares Outstanding |
|
|
|
|
|
|
|
|
493,694,345
|
492,774,600
|
491,814,651
|
|
Earnings Per Share, Basic |
|
|
|
|
|
|
|
|
$ 3.89
|
$ 3.90
|
$ 3.89
|
|
BASIC EARNINGS PER SHARE ATTRIBUTABLE TO AEP COMMON SHAREHOLDERS FROM CONTINUING OPERATIONS |
$ 0.31
|
$ 1.49
|
$ 0.93
|
$ 1.16
|
$ 0.74
|
$ 1.17
|
$ 1.07
|
$ 0.92
|
|
|
|
|
Weighted Average Dilutive Effect of: |
|
|
|
|
|
|
|
|
|
|
|
|
Weighted Average Number of Diluted AEP Common Shares Outstanding |
|
|
|
|
|
|
|
|
495,306,238
|
493,758,277
|
492,611,067
|
|
Earnings Per Share, Diluted |
|
|
|
|
|
|
|
|
$ 3.88
|
$ 3.90
|
$ 3.88
|
|
DILUTED EARNINGS PER SHARE ATTRIBUTABLE TO AEP COMMON SHAREHOLDERS FROM CONTINUING OPERATIONS |
$ 0.31
|
$ 1.48
|
$ 0.93
|
$ 1.16
|
$ 0.74
|
$ 1.17
|
$ 1.07
|
$ 0.92
|
|
|
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
$ 3,616.0
|
$ 4,315.0
|
$ 3,573.6
|
$ 4,056.8
|
$ 3,801.1
|
$ 4,333.1
|
$ 4,013.2
|
$ 4,048.3
|
$ 15,561.4
|
$ 16,195.7
|
$ 15,424.9
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
2,514.5
|
2,286.6
|
1,997.2
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
12,969.1
|
13,513.0
|
11,899.9
|
|
OPERATING INCOME (LOSS) |
294.7
|
958.2
|
551.0
|
788.4
|
551.1
|
668.6
|
757.0
|
706.0
|
2,592.3
|
2,682.7
|
3,525.0
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
168.4
|
132.5
|
93.7
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(1,072.5)
|
(984.4)
|
(895.0)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
1,834.8
|
1,973.5
|
2,816.2
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
(12.9)
|
115.3
|
969.7
|
|
NET INCOME (LOSS) |
152.7
|
733.9
|
459.1
|
574.1
|
364.8
|
579.7
|
530.1
|
456.7
|
1,919.8
|
1,931.3
|
1,928.9
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
625.3
|
|
|
|
699.0
|
|
|
|
625.3
|
699.0
|
|
|
Total Accounts Receivable |
1,705.1
|
|
|
|
1,926.5
|
|
|
|
1,705.1
|
1,926.5
|
|
|
TOTAL CURRENT ASSETS |
4,077.8
|
|
|
|
4,113.9
|
|
|
|
4,077.8
|
4,113.9
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
24,808.6
|
|
|
|
21,531.0
|
|
|
|
24,808.6
|
21,531.0
|
|
|
Other Property, Plant and Equipment |
4,811.5
|
|
|
|
4,265.0
|
|
|
|
4,811.5
|
4,265.0
|
|
|
Construction Work in Progress |
4,319.8
|
|
|
|
4,393.9
|
|
|
|
4,319.8
|
4,393.9
|
|
|
Total Property, Plant and Equipment |
79,145.7
|
|
|
|
73,085.2
|
|
|
|
79,145.7
|
73,085.2
|
|
|
Accumulated Depreciation and Amortization |
19,007.6
|
|
|
|
17,986.1
|
|
|
|
19,007.6
|
17,986.1
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
60,138.1
|
|
|
|
55,099.1
|
|
|
|
60,138.1
|
55,099.1
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
11,676.4
|
|
|
|
9,589.8
|
|
|
|
11,676.4
|
9,589.8
|
|
|
TOTAL ASSETS |
75,892.3
|
|
|
|
68,802.8
|
|
|
|
75,892.3
|
68,802.8
|
64,729.1
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
2,085.8
|
|
|
|
1,874.3
|
|
|
|
2,085.8
|
1,874.3
|
|
|
Accrued Taxes |
1,357.8
|
|
|
|
1,218.0
|
|
|
|
1,357.8
|
1,218.0
|
|
|
TOTAL CURRENT LIABILITIES |
10,299.1
|
|
|
|
8,648.8
|
|
|
|
10,299.1
|
8,648.8
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
7,588.2
|
|
|
|
7,086.5
|
|
|
|
7,588.2
|
7,086.5
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
8,457.6
|
|
|
|
8,540.3
|
|
|
|
8,457.6
|
8,540.3
|
|
|
TOTAL NONCURRENT LIABILITIES |
45,571.4
|
|
|
|
40,985.8
|
|
|
|
45,571.4
|
40,985.8
|
|
|
TOTAL LIABILITIES |
55,870.5
|
|
|
|
49,634.6
|
|
|
|
55,870.5
|
49,634.6
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
9,900.9
|
|
|
|
9,325.3
|
|
|
|
9,900.9
|
9,325.3
|
|
|
TOTAL LIABILITIES AND EQUITY |
75,892.3
|
|
|
|
68,802.8
|
|
|
|
75,892.3
|
68,802.8
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
152.7
|
733.9
|
459.1
|
574.1
|
364.8
|
579.7
|
530.1
|
456.7
|
1,919.8
|
1,931.3
|
1,928.9
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
2,514.5
|
2,286.6
|
1,997.2
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
(17.8)
|
104.3
|
901.5
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(168.4)
|
(132.5)
|
(93.7)
|
|
Amortization of Deferred Property Taxes |
|
|
|
|
|
|
|
|
(73.8)
|
(59.1)
|
(29.5)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
(97.4)
|
119.8
|
(423.9)
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
(116.1)
|
129.0
|
181.7
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
247.8
|
145.9
|
28.5
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
5.8
|
36.6
|
(58.0)
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
138.9
|
153.2
|
91.9
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
4,270.1
|
5,223.2
|
4,270.4
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(7,144.5)
|
(6,353.6)
|
(3,656.4)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
2,862.9
|
1,161.9
|
(604.9)
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
234.1
|
|
|
|
|
234.1
|
|
|
|
Cash and Cash Equivalents at End of Period |
246.8
|
|
|
|
234.1
|
|
|
|
246.8
|
234.1
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
4,536.6
|
4,945.7
|
3,854.1
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
1,220.8
|
2,782.0
|
3,087.9
|
|
Equity Method Investment |
1,356.6
|
|
|
|
846.2
|
|
|
|
1,356.6
|
846.2
|
|
|
Income (Loss) from Equity Method Investment |
|
|
|
|
|
|
|
|
$ 72.1
|
$ 73.1
|
$ 82.4
|
|
Antidilutive Shares Outstanding |
|
|
|
|
|
|
|
|
0
|
0
|
0
|
|
Net Income (Loss) |
152.7
|
733.9
|
459.1
|
574.1
|
364.8
|
579.7
|
530.1
|
456.7
|
$ 1,919.8
|
$ 1,931.3
|
$ 1,928.9
|
|
Retained Earnings |
$ 9,900.9
|
|
|
|
9,325.3
|
|
|
|
$ 9,900.9
|
9,325.3
|
|
|
Berkshire Hathaway [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Equity Method Investment, Ownership Percentage |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
AEP Transmission Holdco [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Equity Method Investment, Ownership Percentage |
49.50%
|
|
|
|
|
|
|
|
49.50%
|
|
|
|
AEP Transmission Partner [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Equity Method Investment, Ownership Percentage |
0.50%
|
|
|
|
|
|
|
|
0.50%
|
|
|
|
Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
241.0
|
|
|
AEP Texas Inc. [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
56.7
|
|
|
|
52.8
|
|
|
|
56.7
|
52.8
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
3.1
|
|
|
|
|
3.1
|
|
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
365.9
|
262.2
|
221.1
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
258.7
|
240.0
|
231.4
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
(2.3)
|
(2.6)
|
(2.4)
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
622.3
|
499.6
|
450.1
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
148.6
|
145.9
|
134.6
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
(11.0)
|
7.9
|
(28.3)
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
225.5
|
243.1
|
325.7
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
225.5
|
243.1
|
325.7
|
|
Restricted Cash |
154.7
|
|
|
|
156.7
|
|
|
|
154.7
|
156.7
|
|
|
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |
157.8
|
|
|
|
159.8
|
|
|
|
$ 157.8
|
$ 159.8
|
$ 157.2
|
146.9
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
391.3
|
489.3
|
438.0
|
390.7
|
402.0
|
433.4
|
388.3
|
371.6
|
$ 1,709.3
|
$ 1,595.3
|
$ 1,538.4
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
622.3
|
499.6
|
450.1
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
1,477.3
|
1,249.0
|
1,122.3
|
|
OPERATING INCOME (LOSS) |
4.3
|
118.2
|
38.7
|
70.8
|
84.3
|
94.0
|
86.2
|
81.8
|
232.0
|
346.3
|
416.1
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
15.2
|
20.0
|
6.8
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(137.2)
|
(147.3)
|
(142.3)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
124.7
|
232.1
|
287.1
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
(53.6)
|
20.8
|
(23.4)
|
|
NET INCOME (LOSS) |
(13.7)
|
77.0
|
80.6
|
34.4
|
60.2
|
57.8
|
46.5
|
46.8
|
178.3
|
211.3
|
310.5
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
116.0
|
|
|
|
110.9
|
|
|
|
116.0
|
110.9
|
|
|
Total Accounts Receivable |
193.4
|
|
|
|
196.9
|
|
|
|
193.4
|
196.9
|
|
|
Accrued Tax Benefits |
66.1
|
|
|
|
44.9
|
|
|
|
66.1
|
44.9
|
|
|
TOTAL CURRENT ASSETS |
692.9
|
|
|
|
476.5
|
|
|
|
692.9
|
476.5
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
4,466.5
|
|
|
|
3,683.6
|
|
|
|
4,466.5
|
3,683.6
|
|
|
Other Property, Plant and Equipment |
805.9
|
|
|
|
727.9
|
|
|
|
805.9
|
727.9
|
|
|
Construction Work in Progress |
763.9
|
|
|
|
836.2
|
|
|
|
763.9
|
836.2
|
|
|
Total Property, Plant and Equipment |
10,603.2
|
|
|
|
9,643.0
|
|
|
|
10,603.2
|
9,643.0
|
|
|
Accumulated Depreciation and Amortization |
1,758.1
|
|
|
|
1,651.2
|
|
|
|
1,758.1
|
1,651.2
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
8,845.1
|
|
|
|
7,991.8
|
|
|
|
8,845.1
|
7,991.8
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
1,051.1
|
|
|
|
1,135.4
|
|
|
|
1,051.1
|
1,135.4
|
|
|
TOTAL ASSETS |
10,589.1
|
|
|
|
9,603.7
|
|
|
|
10,589.1
|
9,603.7
|
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
256.8
|
|
|
|
276.5
|
|
|
|
256.8
|
276.5
|
|
|
Affiliated Companies |
35.6
|
|
|
|
30.3
|
|
|
|
35.6
|
30.3
|
|
|
Accrued Taxes |
84.9
|
|
|
|
75.5
|
|
|
|
84.9
|
75.5
|
|
|
TOTAL CURRENT LIABILITIES |
1,027.2
|
|
|
|
1,259.5
|
|
|
|
1,027.2
|
1,259.5
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
965.4
|
|
|
|
913.1
|
|
|
|
965.4
|
913.1
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
1,316.9
|
|
|
|
1,344.3
|
|
|
|
1,316.9
|
1,344.3
|
|
|
TOTAL NONCURRENT LIABILITIES |
6,600.8
|
|
|
|
5,763.7
|
|
|
|
6,600.8
|
5,763.7
|
|
|
TOTAL LIABILITIES |
7,628.0
|
|
|
|
7,023.2
|
|
|
|
7,628.0
|
7,023.2
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
1,516.0
|
|
|
|
1,337.7
|
|
|
|
1,516.0
|
1,337.7
|
|
|
TOTAL LIABILITIES AND EQUITY |
10,589.1
|
|
|
|
9,603.7
|
|
|
|
10,589.1
|
9,603.7
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
(13.7)
|
77.0
|
80.6
|
34.4
|
60.2
|
57.8
|
46.5
|
46.8
|
178.3
|
211.3
|
310.5
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
622.3
|
499.6
|
450.1
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
(23.5)
|
(16.5)
|
63.3
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(15.2)
|
(20.0)
|
(6.8)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
(34.7)
|
(35.4)
|
(49.4)
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
11.3
|
44.9
|
8.8
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
3.5
|
(2.9)
|
(23.5)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
7.5
|
(20.3)
|
30.8
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
(11.8)
|
(5.6)
|
(31.3)
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
823.4
|
651.9
|
632.7
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(1,472.2)
|
(1,289.7)
|
(1,075.3)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
646.8
|
640.4
|
452.9
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
3.1
|
|
|
|
|
3.1
|
|
|
|
Cash and Cash Equivalents at End of Period |
3.1
|
|
|
|
3.1
|
|
|
|
3.1
|
3.1
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
1,070.4
|
494.0
|
749.6
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
401.8
|
266.1
|
323.1
|
|
Net Income (Loss) |
(13.7)
|
77.0
|
80.6
|
34.4
|
60.2
|
57.8
|
46.5
|
46.8
|
178.3
|
211.3
|
310.5
|
|
Retained Earnings |
$ 1,516.0
|
|
|
|
1,337.7
|
|
|
|
$ 1,516.0
|
1,337.7
|
|
|
AEP Texas Inc. [Member] | Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
AEP Texas Inc. [Member] | Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
AEP Texas Inc. [Member] | Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
AEP Texas Inc. [Member] | Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
AEP Texas Inc. [Member] | Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
AEP Texas Inc. [Member] | Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
AEP Texas Inc. [Member] | Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
AEP Texas Inc. [Member] | Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
241.0
|
|
|
AEP Transmission Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
13.8
|
|
|
|
19.0
|
|
|
|
13.8
|
19.0
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
0.0
|
|
|
|
0.0
|
0.0
|
0.0
|
0.0
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
176.0
|
133.9
|
95.7
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
176.0
|
133.9
|
95.7
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
90.6
|
80.2
|
62.4
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
1.5
|
(30.7)
|
(107.3)
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
472.7
|
345.0
|
485.0
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Lease Obligation Incurred |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.2
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
$ 472.7
|
$ 345.0
|
$ 485.0
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
251.3
|
259.7
|
266.9
|
243.5
|
189.9
|
194.4
|
200.1
|
191.7
|
$ 1,021.4
|
$ 776.1
|
$ 706.9
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
176.0
|
133.9
|
95.7
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
454.2
|
366.0
|
274.0
|
|
OPERATING INCOME (LOSS) |
122.3
|
142.3
|
161.0
|
141.6
|
91.5
|
97.0
|
110.5
|
111.1
|
567.2
|
410.1
|
432.9
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
84.3
|
70.6
|
49.0
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(97.4)
|
(83.2)
|
(70.2)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
557.1
|
400.0
|
412.9
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
117.4
|
84.1
|
142.2
|
|
NET INCOME (LOSS) |
91.8
|
107.6
|
136.0
|
104.3
|
71.7
|
78.1
|
82.0
|
84.1
|
439.7
|
315.9
|
270.7
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
19.0
|
|
|
|
11.8
|
|
|
|
19.0
|
11.8
|
|
|
Total Accounts Receivable |
85.1
|
|
|
|
72.8
|
|
|
|
85.1
|
72.8
|
|
|
Accrued Tax Benefits |
9.3
|
|
|
|
33.4
|
|
|
|
9.3
|
33.4
|
|
|
TOTAL CURRENT ASSETS |
197.4
|
|
|
|
225.5
|
|
|
|
197.4
|
225.5
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
8,137.9
|
|
|
|
6,515.8
|
|
|
|
8,137.9
|
6,515.8
|
|
|
Other Property, Plant and Equipment |
269.6
|
|
|
|
174.0
|
|
|
|
269.6
|
174.0
|
|
|
Construction Work in Progress |
1,485.7
|
|
|
|
1,578.3
|
|
|
|
1,485.7
|
1,578.3
|
|
|
Total Property, Plant and Equipment |
9,893.2
|
|
|
|
8,268.1
|
|
|
|
9,893.2
|
8,268.1
|
|
|
Accumulated Depreciation and Amortization |
402.3
|
|
|
|
271.9
|
|
|
|
402.3
|
271.9
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
9,490.9
|
|
|
|
7,996.2
|
|
|
|
9,490.9
|
7,996.2
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Property Taxes |
193.5
|
|
|
|
157.9
|
|
|
|
193.5
|
157.9
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
202.5
|
|
|
|
172.4
|
|
|
|
202.5
|
172.4
|
|
|
TOTAL ASSETS |
9,890.8
|
|
|
|
8,394.1
|
|
|
|
9,890.8
|
8,394.1
|
7,082.1
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
493.4
|
|
|
|
347.2
|
|
|
|
493.4
|
347.2
|
|
|
Affiliated Companies |
71.2
|
|
|
|
56.0
|
|
|
|
71.2
|
56.0
|
|
|
Accrued Taxes |
355.6
|
|
|
|
288.9
|
|
|
|
355.6
|
288.9
|
|
|
TOTAL CURRENT LIABILITIES |
1,093.1
|
|
|
|
842.2
|
|
|
|
1,093.1
|
842.2
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
817.8
|
|
|
|
704.4
|
|
|
|
817.8
|
704.4
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
540.9
|
|
|
|
521.3
|
|
|
|
540.9
|
521.3
|
|
|
TOTAL NONCURRENT LIABILITIES |
4,788.2
|
|
|
|
3,982.1
|
|
|
|
4,788.2
|
3,982.1
|
|
|
TOTAL LIABILITIES |
5,881.3
|
|
|
|
4,824.3
|
|
|
|
5,881.3
|
4,824.3
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
1,528.9
|
|
|
|
1,089.2
|
|
|
|
1,528.9
|
1,089.2
|
|
|
TOTAL MEMBER'S EQUITY |
4,009.5
|
|
|
|
3,569.8
|
|
|
|
4,009.5
|
3,569.8
|
2,589.9
|
1,957.6
|
TOTAL LIABILITIES AND EQUITY |
9,890.8
|
|
|
|
8,394.1
|
|
|
|
9,890.8
|
8,394.1
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
91.8
|
107.6
|
136.0
|
104.3
|
71.7
|
78.1
|
82.0
|
84.1
|
439.7
|
315.9
|
270.7
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
176.0
|
133.9
|
95.7
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
91.3
|
98.9
|
271.5
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(84.3)
|
(70.6)
|
(49.0)
|
|
Amortization of Deferred Property Taxes |
|
|
|
|
|
|
|
|
(35.6)
|
(32.9)
|
(22.8)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
9.6
|
14.6
|
11.0
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
(8.1)
|
17.4
|
27.5
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
(5.4)
|
36.7
|
(30.4)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
37.6
|
(7.5)
|
23.0
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
90.8
|
73.4
|
16.3
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
708.6
|
548.6
|
604.8
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(1,403.2)
|
(1,513.3)
|
(1,595.6)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
694.6
|
964.7
|
990.8
|
|
Net Increase (Decrease) in Cash and Cash Equivalents |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
0.0
|
|
|
|
0.0
|
0.0
|
0.0
|
0.0
|
|
Cash and Cash Equivalents at End of Period |
0.0
|
|
|
|
0.0
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
688.0
|
321.0
|
617.6
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
85.0
|
50.0
|
0.0
|
|
Net Income (Loss) |
91.8
|
107.6
|
136.0
|
104.3
|
71.7
|
78.1
|
82.0
|
84.1
|
439.7
|
315.9
|
270.7
|
|
Retained Earnings |
1,528.9
|
|
|
|
1,089.2
|
|
|
|
1,528.9
|
1,089.2
|
|
|
Appalachian Power Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
105.2
|
|
|
|
100.1
|
|
|
|
105.2
|
100.1
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
4.2
|
|
|
|
|
4.2
|
|
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
466.5
|
428.1
|
407.6
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
0.3
|
0.3
|
0.3
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
466.8
|
428.4
|
407.9
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
190.7
|
182.0
|
183.6
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
63.0
|
(13.0)
|
31.2
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
149.7
|
134.4
|
126.3
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Lease Obligation Incurred |
|
|
|
|
|
|
|
|
8.8
|
5.5
|
3.5
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
149.7
|
134.4
|
126.3
|
|
Restricted Cash |
23.5
|
|
|
|
25.6
|
|
|
|
23.5
|
25.6
|
|
|
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |
26.8
|
|
|
|
29.8
|
|
|
|
$ 26.8
|
$ 29.8
|
$ 19.2
|
18.5
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
720.6
|
755.5
|
655.8
|
792.8
|
718.1
|
762.0
|
667.0
|
820.4
|
$ 2,924.7
|
$ 2,967.5
|
$ 2,934.2
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
466.8
|
428.4
|
407.9
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
2,527.4
|
2,484.0
|
2,243.9
|
|
OPERATING INCOME (LOSS) |
25.7
|
142.6
|
76.9
|
152.1
|
108.1
|
49.8
|
132.6
|
193.0
|
397.3
|
483.5
|
690.3
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
16.6
|
13.2
|
9.2
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(205.0)
|
(194.8)
|
(190.9)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
228.3
|
322.9
|
516.6
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
(78.0)
|
(44.9)
|
185.3
|
|
NET INCOME (LOSS) |
12.8
|
104.3
|
55.5
|
133.7
|
77.8
|
87.1
|
77.4
|
125.5
|
306.3
|
367.8
|
331.3
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
129.0
|
|
|
|
146.5
|
|
|
|
129.0
|
146.5
|
|
|
Total Accounts Receivable |
250.9
|
|
|
|
283.4
|
|
|
|
250.9
|
283.4
|
|
|
TOTAL CURRENT ASSETS |
700.6
|
|
|
|
698.7
|
|
|
|
700.6
|
698.7
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
3,584.1
|
|
|
|
3,317.7
|
|
|
|
3,584.1
|
3,317.7
|
|
|
Other Property, Plant and Equipment |
571.3
|
|
|
|
485.8
|
|
|
|
571.3
|
485.8
|
|
|
Construction Work in Progress |
593.4
|
|
|
|
490.2
|
|
|
|
593.4
|
490.2
|
|
|
Total Property, Plant and Equipment |
15,514.2
|
|
|
|
14,792.7
|
|
|
|
15,514.2
|
14,792.7
|
|
|
Accumulated Depreciation and Amortization |
4,432.3
|
|
|
|
4,124.4
|
|
|
|
4,432.3
|
4,124.4
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
11,081.9
|
|
|
|
10,668.3
|
|
|
|
11,081.9
|
10,668.3
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
985.8
|
|
|
|
923.5
|
|
|
|
985.8
|
923.5
|
|
|
TOTAL ASSETS |
12,768.3
|
|
|
|
12,290.5
|
|
|
|
12,768.3
|
12,290.5
|
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
307.8
|
|
|
|
263.8
|
|
|
|
307.8
|
263.8
|
|
|
Affiliated Companies |
92.5
|
|
|
|
84.0
|
|
|
|
92.5
|
84.0
|
|
|
Accrued Taxes |
99.6
|
|
|
|
89.3
|
|
|
|
99.6
|
89.3
|
|
|
TOTAL CURRENT LIABILITIES |
1,226.0
|
|
|
|
1,354.0
|
|
|
|
1,226.0
|
1,354.0
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
1,680.8
|
|
|
|
1,625.8
|
|
|
|
1,680.8
|
1,625.8
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
1,268.7
|
|
|
|
1,449.7
|
|
|
|
1,268.7
|
1,449.7
|
|
|
TOTAL NONCURRENT LIABILITIES |
7,369.9
|
|
|
|
6,930.4
|
|
|
|
7,369.9
|
6,930.4
|
|
|
TOTAL LIABILITIES |
8,595.9
|
|
|
|
8,284.4
|
|
|
|
8,595.9
|
8,284.4
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
2,078.3
|
|
|
|
1,922.0
|
|
|
|
2,078.3
|
1,922.0
|
|
|
TOTAL LIABILITIES AND EQUITY |
12,768.3
|
|
|
|
12,290.5
|
|
|
|
12,768.3
|
12,290.5
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
12.8
|
104.3
|
55.5
|
133.7
|
77.8
|
87.1
|
77.4
|
125.5
|
306.3
|
367.8
|
331.3
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
466.8
|
428.4
|
407.9
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
(126.2)
|
(16.8)
|
171.5
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(16.6)
|
(13.2)
|
(9.2)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
(38.2)
|
58.1
|
11.4
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
(40.3)
|
(4.8)
|
11.9
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
35.7
|
33.6
|
(28.0)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
37.7
|
(13.3)
|
37.5
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
(10.2)
|
(13.2)
|
(12.7)
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
661.4
|
846.6
|
880.0
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(837.4)
|
(769.4)
|
(802.3)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
173.0
|
(66.6)
|
(77.0)
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
4.2
|
|
|
|
|
4.2
|
|
|
|
Cash and Cash Equivalents at End of Period |
3.3
|
|
|
|
4.2
|
|
|
|
3.3
|
4.2
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
478.2
|
203.2
|
320.9
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
180.5
|
124.0
|
377.9
|
|
Net Income (Loss) |
12.8
|
104.3
|
55.5
|
133.7
|
77.8
|
87.1
|
77.4
|
125.5
|
306.3
|
367.8
|
331.3
|
|
Retained Earnings |
$ 2,078.3
|
|
|
|
1,922.0
|
|
|
|
$ 2,078.3
|
1,922.0
|
|
|
Appalachian Power Co [Member] | Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
Appalachian Power Co [Member] | Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
Appalachian Power Co [Member] | Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
Appalachian Power Co [Member] | Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
Appalachian Power Co [Member] | Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
Appalachian Power Co [Member] | Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
Appalachian Power Co [Member] | Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
Appalachian Power Co [Member] | Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
241.0
|
|
|
Indiana Michigan Power Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
171.3
|
|
|
|
167.3
|
|
|
|
171.3
|
167.3
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
2.4
|
|
|
|
1.3
|
2.4
|
1.3
|
1.2
|
|
AEP Consolidated Revenues - Other Revenues: |
|
|
|
|
|
|
|
|
|
|
|
|
Ohio Valley Electric Corporation - Barging and Other Transportation Services (43.47% Owned) |
|
|
|
|
|
|
|
|
63.4
|
63.4
|
62.6
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
330.6
|
278.9
|
203.1
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
20.0
|
14.2
|
7.8
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
350.6
|
293.1
|
210.9
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
111.9
|
116.9
|
94.8
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
3.4
|
32.6
|
(89.9)
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
86.0
|
93.0
|
88.5
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Lease Obligation Incurred |
|
|
|
|
|
|
|
|
11.9
|
5.8
|
7.1
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
86.0
|
93.0
|
88.5
|
|
Acquisition of Nuclear Fuel Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
0.1
|
4.0
|
0.0
|
|
Expected Reimbursement For Spent Nuclear Fuel Dry Cask Storage |
|
|
|
|
|
|
|
|
$ 0.3
|
$ 2.2
|
$ 2.6
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
538.2
|
611.1
|
543.1
|
614.3
|
574.5
|
629.7
|
589.7
|
576.8
|
$ 2,306.7
|
$ 2,370.7
|
$ 2,121.2
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
350.6
|
293.1
|
210.9
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
1,965.9
|
1,993.5
|
1,774.0
|
|
OPERATING INCOME (LOSS) |
40.6
|
107.3
|
77.9
|
115.0
|
52.2
|
110.2
|
117.4
|
97.4
|
340.8
|
377.2
|
347.2
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
19.4
|
11.9
|
11.1
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(117.9)
|
(124.1)
|
(110.8)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
258.8
|
290.4
|
268.1
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
(10.6)
|
29.1
|
81.4
|
|
NET INCOME (LOSS) |
21.4
|
88.8
|
60.3
|
98.9
|
29.7
|
72.7
|
94.7
|
64.2
|
269.4
|
261.3
|
186.7
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
53.6
|
|
|
|
63.1
|
|
|
|
53.6
|
63.1
|
|
|
Total Accounts Receivable |
109.5
|
|
|
|
143.0
|
|
|
|
109.5
|
143.0
|
|
|
Accrued Tax Benefits |
0.0
|
|
|
|
26.6
|
|
|
|
0.0
|
26.6
|
|
|
TOTAL CURRENT ASSETS |
403.0
|
|
|
|
430.4
|
|
|
|
403.0
|
430.4
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
1,641.8
|
|
|
|
1,576.8
|
|
|
|
1,641.8
|
1,576.8
|
|
|
Other Property, Plant and Equipment |
632.6
|
|
|
|
583.8
|
|
|
|
632.6
|
583.8
|
|
|
Construction Work in Progress |
382.3
|
|
|
|
465.3
|
|
|
|
382.3
|
465.3
|
|
|
Total Property, Plant and Equipment |
10,194.0
|
|
|
|
9,762.8
|
|
|
|
10,194.0
|
9,762.8
|
|
|
Accumulated Depreciation and Amortization |
3,294.3
|
|
|
|
3,151.6
|
|
|
|
3,294.3
|
3,151.6
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
6,899.7
|
|
|
|
6,611.2
|
|
|
|
6,899.7
|
6,611.2
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
3,934.7
|
|
|
|
3,181.0
|
|
|
|
3,934.7
|
3,181.0
|
|
|
TOTAL ASSETS |
11,237.4
|
|
|
|
10,222.6
|
|
|
|
11,237.4
|
10,222.6
|
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
169.4
|
|
|
|
174.7
|
|
|
|
169.4
|
174.7
|
|
|
Affiliated Companies |
68.4
|
|
|
|
70.2
|
|
|
|
68.4
|
70.2
|
|
|
Accrued Taxes |
112.4
|
|
|
|
90.7
|
|
|
|
112.4
|
90.7
|
|
|
TOTAL CURRENT LIABILITIES |
883.4
|
|
|
|
698.1
|
|
|
|
883.4
|
698.1
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
979.7
|
|
|
|
948.0
|
|
|
|
979.7
|
948.0
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
1,891.4
|
|
|
|
1,574.5
|
|
|
|
1,891.4
|
1,574.5
|
|
|
TOTAL NONCURRENT LIABILITIES |
7,809.6
|
|
|
|
7,171.7
|
|
|
|
7,809.6
|
7,171.7
|
|
|
TOTAL LIABILITIES |
8,693.0
|
|
|
|
7,869.8
|
|
|
|
8,693.0
|
7,869.8
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
1,518.5
|
|
|
|
1,329.1
|
|
|
|
1,518.5
|
1,329.1
|
|
|
TOTAL LIABILITIES AND EQUITY |
11,237.4
|
|
|
|
10,222.6
|
|
|
|
11,237.4
|
10,222.6
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
21.4
|
88.8
|
60.3
|
98.9
|
29.7
|
72.7
|
94.7
|
64.2
|
269.4
|
261.3
|
186.7
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
350.6
|
293.1
|
210.9
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
(52.7)
|
(42.9)
|
200.7
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(19.4)
|
(11.9)
|
(11.1)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
8.3
|
(36.5)
|
(101.1)
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
33.7
|
72.1
|
37.4
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
35.4
|
4.8
|
(1.1)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
3.6
|
(14.1)
|
17.6
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
48.3
|
41.2
|
(16.6)
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
685.2
|
725.7
|
661.3
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(720.1)
|
(654.8)
|
(790.9)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
34.5
|
(69.8)
|
129.7
|
|
Net Increase (Decrease) in Cash and Cash Equivalents |
|
|
|
|
|
|
|
|
(0.4)
|
1.1
|
0.1
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
2.4
|
|
|
|
1.3
|
2.4
|
1.3
|
1.2
|
|
Cash and Cash Equivalents at End of Period |
2.0
|
|
|
|
2.4
|
|
|
|
2.0
|
2.4
|
1.3
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
123.3
|
1,168.1
|
530.1
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
117.1
|
884.9
|
260.7
|
|
Net Income (Loss) |
21.4
|
88.8
|
60.3
|
98.9
|
29.7
|
72.7
|
94.7
|
64.2
|
269.4
|
261.3
|
186.7
|
|
Retained Earnings |
$ 1,518.5
|
|
|
|
1,329.1
|
|
|
|
$ 1,518.5
|
1,329.1
|
|
|
Indiana Michigan Power Co [Member] | Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
Indiana Michigan Power Co [Member] | Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
241.0
|
|
|
Ohio Power Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
52.3
|
|
|
|
42.9
|
|
|
|
52.3
|
42.9
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
4.9
|
|
|
|
|
4.9
|
|
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
229.4
|
232.6
|
200.9
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
22.0
|
47.9
|
44.4
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
(10.5)
|
(20.8)
|
(19.4)
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
240.9
|
259.7
|
225.9
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
100.6
|
97.1
|
100.0
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
7.3
|
51.3
|
48.5
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
125.9
|
98.2
|
87.8
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Lease Obligation Incurred |
|
|
|
|
|
|
|
|
11.3
|
4.4
|
4.5
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
125.9
|
98.2
|
87.8
|
|
Restricted Cash |
0.0
|
|
|
|
27.6
|
|
|
|
0.0
|
27.6
|
|
|
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents |
3.7
|
|
|
|
32.5
|
|
|
|
$ 3.7
|
$ 32.5
|
$ 29.7
|
$ 30.3
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
643.6
|
710.6
|
606.6
|
836.8
|
745.4
|
778.3
|
748.8
|
790.9
|
$ 2,797.6
|
$ 3,063.4
|
$ 2,883.9
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
240.9
|
259.7
|
225.9
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
2,396.4
|
2,643.6
|
2,318.2
|
|
OPERATING INCOME (LOSS) |
63.0
|
98.6
|
77.1
|
162.5
|
118.2
|
79.9
|
104.4
|
117.3
|
401.2
|
419.8
|
565.7
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
18.2
|
9.8
|
6.4
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(106.2)
|
(100.7)
|
(101.9)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
332.0
|
349.5
|
483.2
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
34.9
|
24.0
|
159.3
|
|
NET INCOME (LOSS) |
49.4
|
69.1
|
50.6
|
128.0
|
88.4
|
88.7
|
68.8
|
79.6
|
297.1
|
325.5
|
323.9
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
53.0
|
|
|
|
111.1
|
|
|
|
53.0
|
111.1
|
|
|
Total Accounts Receivable |
132.4
|
|
|
|
202.6
|
|
|
|
132.4
|
202.6
|
|
|
TOTAL CURRENT ASSETS |
238.5
|
|
|
|
319.6
|
|
|
|
238.5
|
319.6
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
2,686.3
|
|
|
|
2,544.3
|
|
|
|
2,686.3
|
2,544.3
|
|
|
Other Property, Plant and Equipment |
765.8
|
|
|
|
574.8
|
|
|
|
765.8
|
574.8
|
|
|
Construction Work in Progress |
394.4
|
|
|
|
432.1
|
|
|
|
394.4
|
432.1
|
|
|
Total Property, Plant and Equipment |
9,170.0
|
|
|
|
8,493.5
|
|
|
|
9,170.0
|
8,493.5
|
|
|
Accumulated Depreciation and Amortization |
2,263.0
|
|
|
|
2,218.6
|
|
|
|
2,263.0
|
2,218.6
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
6,907.0
|
|
|
|
6,274.9
|
|
|
|
6,907.0
|
6,274.9
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
898.1
|
|
|
|
841.4
|
|
|
|
898.1
|
841.4
|
|
|
TOTAL ASSETS |
8,043.6
|
|
|
|
7,435.9
|
|
|
|
8,043.6
|
7,435.9
|
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
233.7
|
|
|
|
211.9
|
|
|
|
233.7
|
211.9
|
|
|
Affiliated Companies |
103.6
|
|
|
|
102.9
|
|
|
|
103.6
|
102.9
|
|
|
Accrued Taxes |
587.9
|
|
|
|
537.8
|
|
|
|
587.9
|
537.8
|
|
|
TOTAL CURRENT LIABILITIES |
1,297.9
|
|
|
|
1,347.7
|
|
|
|
1,297.9
|
1,347.7
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
849.4
|
|
|
|
763.3
|
|
|
|
849.4
|
763.3
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
1,090.9
|
|
|
|
1,221.2
|
|
|
|
1,090.9
|
1,221.2
|
|
|
TOTAL NONCURRENT LIABILITIES |
4,237.2
|
|
|
|
3,790.8
|
|
|
|
4,237.2
|
3,790.8
|
|
|
TOTAL LIABILITIES |
5,535.1
|
|
|
|
5,138.5
|
|
|
|
5,535.1
|
5,138.5
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
1,348.5
|
|
|
|
1,136.4
|
|
|
|
1,348.5
|
1,136.4
|
|
|
TOTAL LIABILITIES AND EQUITY |
8,043.6
|
|
|
|
7,435.9
|
|
|
|
8,043.6
|
7,435.9
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
49.4
|
69.1
|
50.6
|
128.0
|
88.4
|
88.7
|
68.8
|
79.6
|
297.1
|
325.5
|
323.9
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
240.9
|
259.7
|
225.9
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
43.8
|
(36.2)
|
147.9
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(18.2)
|
(9.8)
|
(6.4)
|
|
Amortization of Deferred Property Taxes |
|
|
|
|
|
|
|
|
(33.7)
|
(12.5)
|
(17.9)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
(35.3)
|
(11.5)
|
(54.7)
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
(93.2)
|
53.8
|
15.8
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
75.0
|
43.1
|
(30.1)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
0.4
|
(13.8)
|
11.6
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
38.7
|
26.8
|
(9.4)
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
421.2
|
1,028.7
|
622.2
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(744.1)
|
(707.5)
|
(530.9)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
294.1
|
(318.4)
|
(91.9)
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
4.9
|
|
|
|
|
4.9
|
|
|
|
Cash and Cash Equivalents at End of Period |
3.7
|
|
|
|
4.9
|
|
|
|
3.7
|
4.9
|
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
444.3
|
392.8
|
0.0
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
80.3
|
397.1
|
46.4
|
|
Net Income (Loss) |
49.4
|
69.1
|
50.6
|
128.0
|
88.4
|
88.7
|
68.8
|
79.6
|
297.1
|
325.5
|
323.9
|
|
Retained Earnings |
$ 1,348.5
|
|
|
|
1,136.4
|
|
|
|
$ 1,348.5
|
1,136.4
|
|
|
Ohio Power Co [Member] | Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
Ohio Power Co [Member] | Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
Ohio Power Co [Member] | Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
Ohio Power Co [Member] | Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
Ohio Power Co [Member] | Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
Ohio Power Co [Member] | Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
Ohio Power Co [Member] | Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
Ohio Power Co [Member] | Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
241.0
|
|
|
Public Service Co Of Oklahoma [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
46.8
|
|
|
|
44.8
|
|
|
|
46.8
|
44.8
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
2.0
|
|
|
|
1.6
|
2.0
|
1.6
|
1.5
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
162.5
|
155.5
|
131.4
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
7.0
|
8.5
|
(1.0)
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
169.5
|
164.0
|
130.4
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
61.1
|
62.0
|
61.5
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
22.4
|
17.9
|
(72.6)
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
46.0
|
33.2
|
23.1
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
$ 46.0
|
$ 33.2
|
$ 23.1
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
307.9
|
493.0
|
348.1
|
332.8
|
330.8
|
481.4
|
398.3
|
336.8
|
$ 1,481.8
|
$ 1,547.3
|
$ 1,427.2
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
169.5
|
164.0
|
130.4
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
1,282.5
|
1,404.8
|
1,255.7
|
|
OPERATING INCOME (LOSS) |
1.8
|
120.0
|
56.6
|
20.9
|
2.9
|
78.5
|
57.2
|
3.9
|
199.3
|
142.5
|
171.5
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
2.7
|
0.4
|
0.5
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(66.5)
|
(63.5)
|
(53.4)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
145.1
|
88.2
|
122.1
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
7.5
|
5.0
|
50.1
|
|
NET INCOME (LOSS) |
(10.8)
|
100.3
|
41.9
|
6.2
|
(6.6)
|
60.4
|
36.6
|
(7.2)
|
137.6
|
83.2
|
72.0
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
28.9
|
|
|
|
32.5
|
|
|
|
28.9
|
32.5
|
|
|
Total Accounts Receivable |
49.8
|
|
|
|
64.3
|
|
|
|
49.8
|
64.3
|
|
|
Accrued Tax Benefits |
11.3
|
|
|
|
14.7
|
|
|
|
11.3
|
14.7
|
|
|
TOTAL CURRENT ASSETS |
188.2
|
|
|
|
157.9
|
|
|
|
188.2
|
157.9
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
948.5
|
|
|
|
892.3
|
|
|
|
948.5
|
892.3
|
|
|
Other Property, Plant and Equipment |
342.1
|
|
|
|
303.5
|
|
|
|
342.1
|
303.5
|
|
|
Construction Work in Progress |
133.4
|
|
|
|
94.0
|
|
|
|
133.4
|
94.0
|
|
|
Total Property, Plant and Equipment |
5,683.4
|
|
|
|
5,439.6
|
|
|
|
5,683.4
|
5,439.6
|
|
|
Accumulated Depreciation and Amortization |
1,580.1
|
|
|
|
1,472.9
|
|
|
|
1,580.1
|
1,472.9
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
4,103.3
|
|
|
|
3,966.7
|
|
|
|
4,103.3
|
3,966.7
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
460.0
|
|
|
|
407.8
|
|
|
|
460.0
|
407.8
|
|
|
TOTAL ASSETS |
4,751.5
|
|
|
|
4,532.4
|
|
|
|
4,751.5
|
4,532.4
|
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
134.3
|
|
|
|
126.9
|
|
|
|
134.3
|
126.9
|
|
|
Affiliated Companies |
59.3
|
|
|
|
47.1
|
|
|
|
59.3
|
47.1
|
|
|
Accrued Taxes |
22.9
|
|
|
|
22.4
|
|
|
|
22.9
|
22.4
|
|
|
TOTAL CURRENT LIABILITIES |
445.8
|
|
|
|
821.6
|
|
|
|
445.8
|
821.6
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
628.3
|
|
|
|
607.8
|
|
|
|
628.3
|
607.8
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
837.2
|
|
|
|
864.7
|
|
|
|
837.2
|
864.7
|
|
|
TOTAL NONCURRENT LIABILITIES |
2,932.4
|
|
|
|
2,462.8
|
|
|
|
2,932.4
|
2,462.8
|
|
|
TOTAL LIABILITIES |
3,378.2
|
|
|
|
3,284.4
|
|
|
|
3,378.2
|
3,284.4
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
851.0
|
|
|
|
724.7
|
|
|
|
851.0
|
724.7
|
|
|
TOTAL LIABILITIES AND EQUITY |
4,751.5
|
|
|
|
4,532.4
|
|
|
|
4,751.5
|
4,532.4
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
(10.8)
|
100.3
|
41.9
|
6.2
|
(6.6)
|
60.4
|
36.6
|
(7.2)
|
137.6
|
83.2
|
72.0
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
169.5
|
164.0
|
130.4
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
(18.2)
|
(31.1)
|
124.7
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(2.7)
|
(0.4)
|
(0.5)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
5.7
|
0.0
|
(27.2)
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
1.8
|
17.6
|
4.5
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
15.4
|
5.1
|
(10.9)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
7.0
|
17.7
|
(10.7)
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
3.9
|
13.2
|
0.8
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
350.3
|
330.5
|
238.1
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(328.1)
|
(233.0)
|
(261.5)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
(22.7)
|
(97.1)
|
23.5
|
|
Net Increase (Decrease) in Cash and Cash Equivalents |
|
|
|
|
|
|
|
|
(0.5)
|
0.4
|
0.1
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
2.0
|
|
|
|
1.6
|
2.0
|
1.6
|
1.5
|
|
Cash and Cash Equivalents at End of Period |
1.5
|
|
|
|
2.0
|
|
|
|
1.5
|
2.0
|
1.6
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
349.5
|
0.0
|
0.0
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
250.5
|
0.5
|
0.5
|
|
Net Income (Loss) |
(10.8)
|
100.3
|
41.9
|
6.2
|
(6.6)
|
60.4
|
36.6
|
(7.2)
|
137.6
|
83.2
|
72.0
|
|
Retained Earnings |
$ 851.0
|
|
|
|
724.7
|
|
|
|
$ 851.0
|
724.7
|
|
|
Public Service Co Of Oklahoma [Member] | Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
Public Service Co Of Oklahoma [Member] | Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
241.0
|
|
|
Southwestern Electric Power Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
94.0
|
|
|
|
90.0
|
|
|
|
94.0
|
90.0
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
24.5
|
|
|
|
1.6
|
24.5
|
1.6
|
10.3
|
|
Supplemental Income Statement Elements |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization of Property, Plant and Equipment |
|
|
|
|
|
|
|
|
247.9
|
237.0
|
217.2
|
|
Amortization of Certain Securitized Assets |
|
|
|
|
|
|
|
|
0.0
|
0.0
|
0.0
|
|
Amortization of Regulatory Assets and Liabilities |
|
|
|
|
|
|
|
|
1.2
|
2.5
|
0.2
|
|
Utilities Operating Expense, Depreciation and Amortization |
|
|
|
|
|
|
|
|
249.1
|
239.5
|
217.4
|
|
Cash Paid (Received) for: |
|
|
|
|
|
|
|
|
|
|
|
|
Cash Paid for Interest, Net of Capitalized Amounts |
|
|
|
|
|
|
|
|
111.1
|
125.7
|
124.4
|
|
Income Taxes Paid, Net |
|
|
|
|
|
|
|
|
8.6
|
18.8
|
(75.3)
|
|
Construction in Progress Expenditures Incurred but Not yet Paid |
|
|
|
|
|
|
|
|
69.1
|
42.0
|
71.2
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Construction Expenditures Included in Current Liabilities as of December 31, |
|
|
|
|
|
|
|
|
$ 69.1
|
$ 42.0
|
$ 71.2
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
10.00%
|
10.00%
|
10.00%
|
|
Amounts Attributable to AEP Common Shareholders |
|
|
|
|
|
|
|
|
|
|
|
|
Net Income (Loss) Attributable to Noncontrolling Interests |
|
|
|
|
|
|
|
|
$ 3.6
|
$ 5.0
|
$ 12.8
|
|
Net Income (Loss) |
14.1
|
110.5
|
6.2
|
27.8
|
9.6
|
88.2
|
37.6
|
11.8
|
158.6
|
147.2
|
124.7
|
|
Revenues |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL REVENUES |
408.8
|
545.5
|
375.5
|
421.1
|
410.1
|
535.3
|
457.1
|
419.4
|
1,750.9
|
1,821.9
|
1,779.9
|
|
Expenses |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
249.1
|
239.5
|
217.4
|
|
TOTAL EXPENSES |
|
|
|
|
|
|
|
|
1,495.2
|
1,544.2
|
1,475.9
|
|
OPERATING INCOME (LOSS) |
33.9
|
134.7
|
33.0
|
54.1
|
38.5
|
127.1
|
70.5
|
41.6
|
255.7
|
277.7
|
304.0
|
|
Other Income (Expense) |
|
|
|
|
|
|
|
|
|
|
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
6.8
|
6.0
|
2.4
|
|
Interest Expense |
|
|
|
|
|
|
|
|
(119.1)
|
(127.9)
|
(123.4)
|
|
INCOME BEFORE INCOME TAX EXPENSE (BENEFIT) AND EQUITY EARNINGS (LOSS) |
|
|
|
|
|
|
|
|
154.5
|
169.9
|
189.4
|
|
Income Tax Expense (Benefit) |
|
|
|
|
|
|
|
|
(4.7)
|
20.4
|
48.1
|
|
NET INCOME (LOSS) |
14.6
|
111.3
|
7.3
|
29.0
|
10.5
|
89.6
|
38.7
|
13.4
|
162.2
|
152.2
|
137.5
|
|
Accounts Receivable: |
|
|
|
|
|
|
|
|
|
|
|
|
Customers |
29.0
|
|
|
|
24.5
|
|
|
|
29.0
|
24.5
|
|
|
Total Accounts Receivable |
75.3
|
|
|
|
72.8
|
|
|
|
75.3
|
72.8
|
|
|
TOTAL CURRENT ASSETS |
354.1
|
|
|
|
414.5
|
|
|
|
354.1
|
414.5
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Transmission |
2,056.5
|
|
|
|
1,866.9
|
|
|
|
2,056.5
|
1,866.9
|
|
|
Other Property, Plant and Equipment |
733.4
|
|
|
|
762.7
|
|
|
|
733.4
|
762.7
|
|
|
Construction Work in Progress |
216.9
|
|
|
|
199.3
|
|
|
|
216.9
|
199.3
|
|
|
Total Property, Plant and Equipment |
9,968.9
|
|
|
|
9,680.1
|
|
|
|
9,968.9
|
9,680.1
|
|
|
Accumulated Depreciation and Amortization |
2,873.7
|
|
|
|
2,808.3
|
|
|
|
2,873.7
|
2,808.3
|
|
|
TOTAL PROPERTY, PLANT AND EQUIPMENT - NET |
7,095.2
|
|
|
|
6,871.8
|
|
|
|
7,095.2
|
6,871.8
|
|
|
Other Noncurrent Assets |
|
|
|
|
|
|
|
|
|
|
|
|
TOTAL OTHER NONCURRENT ASSETS |
382.9
|
|
|
|
342.0
|
|
|
|
382.9
|
342.0
|
|
|
TOTAL ASSETS |
7,832.2
|
|
|
|
7,628.3
|
|
|
|
7,832.2
|
7,628.3
|
|
|
Current Liabilities |
|
|
|
|
|
|
|
|
|
|
|
|
Accounts Payable |
138.0
|
|
|
|
129.1
|
|
|
|
138.0
|
129.1
|
|
|
Affiliated Companies |
53.6
|
|
|
|
64.2
|
|
|
|
53.6
|
64.2
|
|
|
Accrued Taxes |
41.8
|
|
|
|
42.8
|
|
|
|
41.8
|
42.8
|
|
|
TOTAL CURRENT LIABILITIES |
674.7
|
|
|
|
512.9
|
|
|
|
674.7
|
512.9
|
|
|
Liabilities, Noncurrent |
|
|
|
|
|
|
|
|
|
|
|
|
Deferred Income Taxes |
940.9
|
|
|
|
902.8
|
|
|
|
940.9
|
902.8
|
|
|
Regulatory Liabilities and Deferred Investment Tax Credits |
892.3
|
|
|
|
923.0
|
|
|
|
892.3
|
923.0
|
|
|
TOTAL NONCURRENT LIABILITIES |
4,716.4
|
|
|
|
4,799.8
|
|
|
|
4,716.4
|
4,799.8
|
|
|
TOTAL LIABILITIES |
5,391.1
|
|
|
|
5,312.7
|
|
|
|
5,391.1
|
5,312.7
|
|
|
Equity [Abstract] |
|
|
|
|
|
|
|
|
|
|
|
|
Retained Earnings |
1,629.5
|
|
|
|
1,508.4
|
|
|
|
1,629.5
|
1,508.4
|
|
|
TOTAL LIABILITIES AND EQUITY |
7,832.2
|
|
|
|
7,628.3
|
|
|
|
7,832.2
|
7,628.3
|
|
|
Operating Activites |
|
|
|
|
|
|
|
|
|
|
|
|
NET INCOME (LOSS) |
14.6
|
111.3
|
7.3
|
29.0
|
10.5
|
89.6
|
38.7
|
13.4
|
162.2
|
152.2
|
137.5
|
|
Adjustments to Reconcile Net Income to Net Cash Flows from (Used for) Operating Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Depreciation and Amortization |
|
|
|
|
|
|
|
|
249.1
|
239.5
|
217.4
|
|
Deferred Income Taxes |
|
|
|
|
|
|
|
|
(11.0)
|
1.2
|
80.5
|
|
Allowance for Equity Funds Used During Construction |
|
|
|
|
|
|
|
|
(6.8)
|
(6.0)
|
(2.4)
|
|
Change in Other Noncurrent Assets |
|
|
|
|
|
|
|
|
6.2
|
(18.8)
|
(9.2)
|
|
Increase (Decrease) in Other Noncurrent Liabilities |
|
|
|
|
|
|
|
|
2.7
|
42.8
|
4.7
|
|
Accounts Receivable, Net |
|
|
|
|
|
|
|
|
0.0
|
53.5
|
(32.9)
|
|
Accounts Payable |
|
|
|
|
|
|
|
|
(28.4)
|
0.9
|
10.5
|
|
Accrued Taxes, Net |
|
|
|
|
|
|
|
|
(3.2)
|
2.3
|
45.7
|
|
Net Cash Flows from (Used for) Operating Activities |
|
|
|
|
|
|
|
|
339.8
|
504.8
|
444.7
|
|
Investing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Investing Activities |
|
|
|
|
|
|
|
|
(330.2)
|
(528.9)
|
(220.6)
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Net Cash Flows from (Used for) Financing Activities |
|
|
|
|
|
|
|
|
(32.5)
|
47.0
|
(232.8)
|
|
Net Increase (Decrease) in Cash and Cash Equivalents |
|
|
|
|
|
|
|
|
(22.9)
|
22.9
|
(8.7)
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
24.5
|
|
|
|
1.6
|
24.5
|
1.6
|
10.3
|
|
Cash and Cash Equivalents at End of Period |
1.6
|
|
|
|
24.5
|
|
|
|
1.6
|
24.5
|
1.6
|
|
Organization and Summary of Significant Accounting Policies (Textuals) |
|
|
|
|
|
|
|
|
|
|
|
|
Issuance of Long-term Debt |
|
|
|
|
|
|
|
|
0.0
|
1,065.7
|
114.6
|
|
Repayments of Long-term Debt |
|
|
|
|
|
|
|
|
59.7
|
794.5
|
353.7
|
|
Income (Loss) from Equity Method Investment |
|
|
|
|
|
|
|
|
3.0
|
2.7
|
(3.8)
|
|
Net Income (Loss) |
14.6
|
$ 111.3
|
$ 7.3
|
29.0
|
10.5
|
$ 89.6
|
$ 38.7
|
$ 13.4
|
162.2
|
152.2
|
$ 137.5
|
|
Retained Earnings |
$ 1,629.5
|
|
|
|
1,508.4
|
|
|
|
$ 1,629.5
|
1,508.4
|
|
|
Southwestern Electric Power Co [Member] | Pension Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
30.00%
|
|
|
|
|
|
|
|
30.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Pension Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
54.00%
|
|
|
|
|
|
|
|
54.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Pension Plans [Member] | Other Investments [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
15.00%
|
|
|
|
|
|
|
|
15.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Pension Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
1.00%
|
|
|
|
|
|
|
|
1.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Other Postretirement Benefit Plans [Member] | Equity [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
48.00%
|
|
|
|
|
|
|
|
48.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Other Postretirement Benefit Plans [Member] | Fixed Income [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
50.00%
|
|
|
|
|
|
|
|
50.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Other Postretirement Benefit Plans [Member] | Cash and Cash Equivalents [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocations |
|
|
|
|
|
|
|
|
|
|
|
|
Target Asset Allocation |
2.00%
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
Southwestern Electric Power Co [Member] | Pension and Other Postretirement Benefit Plans [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Securities Loaned |
$ 246.0
|
|
|
|
241.0
|
|
|
|
$ 246.0
|
$ 241.0
|
|
|
Restricted Stock Units and Performance Share Units [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Weighted Average Dilutive Effect of: |
|
|
|
|
|
|
|
|
|
|
|
|
Weighted Average Dilutive Effect of Shares |
|
|
|
|
|
|
|
|
1,600,000
|
1,000,000.0
|
800,000
|
|
Dilutive Securities, Effect on Basic Earnings Per Share |
|
|
|
|
|
|
|
|
$ (0.01)
|
$ 0
|
$ (0.01)
|
|
Revenues [Member] | AEP Texas Inc. [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
48.00%
|
45.00%
|
35.00%
|
|
Revenues [Member] | AEP Transmission Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
79.00%
|
77.00%
|
80.00%
|
|
Accounts Receivable [Member] | AEP Texas Inc. [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
43.00%
|
35.00%
|
31.00%
|
|
Accounts Receivable [Member] | AEP Transmission Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Risks and Uncertainties |
|
|
|
|
|
|
|
|
|
|
|
|
Percentage of Significant Customers Concentration Risk |
|
|
|
|
|
|
|
|
78.00%
|
84.00%
|
85.00%
|
|
Noncontrolling Interest [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Noncash Investing and Financing Activities: |
|
|
|
|
|
|
|
|
|
|
|
|
Noncash Contribution of Assets by Noncontrolling Interest |
|
|
|
|
|
|
|
|
$ 253.4
|
$ 0.0
|
$ 0.0
|
|
Sabine Mining Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
|
|
|
|
23.0
|
|
|
|
|
23.0
|
|
|
Sabine Mining Co [Member] | Southwestern Electric Power Co [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
Materials and Supplies |
23.1
|
|
|
|
22.5
|
|
|
|
23.1
|
22.5
|
|
|
Cash, Cash Equivalents and Restricted Cash |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
22.0
|
|
|
|
|
22.0
|
|
|
|
Property, Plant and Equipment |
|
|
|
|
|
|
|
|
|
|
|
|
Other Property, Plant and Equipment |
212.3
|
|
|
|
276.9
|
|
|
|
212.3
|
276.9
|
|
|
Accumulated Depreciation and Amortization |
107.5
|
|
|
|
174.6
|
|
|
|
107.5
|
174.6
|
|
|
Net Cash Provided by (Used in) Financing Activities |
|
|
|
|
|
|
|
|
|
|
|
|
Cash and Cash Equivalents at Beginning of Period |
|
|
|
$ 22.0
|
|
|
|
|
22.0
|
|
|
|
Cash and Cash Equivalents at End of Period |
$ 0.0
|
|
|
|
$ 22.0
|
|
|
|
$ 0.0
|
$ 22.0
|
|
|