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Supplemental Financial Information (Tables)
 3 Months Ended
Mar. 31, 2017
Supplemental Financial Information [Abstract]  
Components of non-operating income and expenses
The following tables provide additional information about the Registrants’ Consolidated Statements of Operations and Comprehensive Income for the three months ended March 31, 2017 and 2016.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Three Months Ended March 31, 2017
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
 
 
 
 
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
PHI
 
Pepco
 
DPL
 
ACE
Other, Net
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Decommissioning-related activities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Net realized income on decommissioning trust funds(a)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Regulatory agreement units
$
68

 
$
68

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

Non-regulatory agreement units
32

 
32

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Net unrealized gains on decommissioning trust funds
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Regulatory agreement units
222

 
222

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Non-regulatory agreement units
166

 
166

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Net unrealized losses on pledged assets
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Zion Station decommissioning
(1
)
 
(1
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

Regulatory offset to decommissioning trust fund-related activities(b)
(234
)
 
(234
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

Total decommissioning-related activities
253

 
253

 
—

 
—

 
—

 
—


—

 
—

 
—

Investment income
2

 
2

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Interest income related to uncertain income tax positions
1

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

AFUDC — Equity
17

 
—

 
2

 
2

 
4

 
9

 
5

 
2

 
2

Other
10

 
4

 
2

 
—

 
—

 
4

 
3

 
1

 
—

Other, net
$
283


$
259


$
4


$
2


$
4

 
$
13


$
8


$
3


$
2

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
Predecessor
 
Three Months Ended March 31, 2016
 
March 24, 2016 to March 31, 2016
 
 
January 1, 2016 to March 23, 2016
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
Pepco
 
DPL
 
ACE
 
PHI
 
 
PHI
Other, Net
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Decommissioning-related activities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Net realized income on decommissioning trust funds(a)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Regulatory agreement units
$
34

 
$
34

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
$
—

 
 
$
—

Non-regulatory agreement units
21

 
21

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Net unrealized gains on decommissioning trust funds
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Regulatory agreement units
79

 
79

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Non-regulatory agreement units
52

 
52

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Net unrealized gains on pledged assets
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Zion Station decommissioning
2

 
2

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Regulatory offset to decommissioning trust fund-related activities(b)
(95
)
 
(95
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Total decommissioning-related activities
93

 
93

 
—

 
—

 
—


—

 
—

 
—

 
—

 
 
—

Investment income
6

 
1

 
—

 
—

 
1

 
—

 
—

 
—

 
—

 
 
—

Long-term lease income
4

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Interest income related to uncertain income tax positions
1

 
—

 
—

 
—

 
—

 
1

 
—

 
1

 
—

 
 
—

AFUDC — Equity
8

 
—

 
2

 
2

 
3

 
4

 
1

 
2

 
1

 
 
7

Loss on debt extinguishment
(2
)
 
(2
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Other
4

 
1

 
2

 
—

 
—

 
4

 
2

 
1

 
1

 
 
(11
)
Other, net
$
114


$
93


$
4


$
2


$
4


$
9

 
$
3

 
$
4

 
$
2

 
 
$
(4
)
____
(a)
Includes investment income and realized gains and losses on sales of investments of the trust funds.
(b)
Includes the elimination of NDT fund activity for the Regulatory Agreement Units, including the elimination of net income taxes related to all NDT fund activity for those units. See Note 16 — Asset Retirement Obligations of the Exelon 2016 Form 10-K for additional information regarding the accounting for nuclear decommissioning.
Components of depreciation, amortization and accretion, and other, net
The following tables provide additional information regarding the Registrants’ Consolidated Statements of Cash Flows for the three months ended March 31, 2017 and 2016.
 
 
Three Months Ended March 31, 2017
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
 
 
 
 
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
PHI
 
Pepco
 
DPL
 
ACE
Depreciation, amortization and accretion
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Property, plant and equipment(a)
$
754

 
$
289

 
$
190

 
$
64

 
$
80

 
$
112

 
$
50

 
$
30

 
$
21

Amortization of regulatory assets(a)
128

 
—

 
18

 
7

 
48

 
55

 
32

 
9

 
14

Amortization of intangible assets, net(a)
14

 
13

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Amortization of energy contract assets and liabilities(b)
2

 
2

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Nuclear fuel(c)
264

 
264

 
—

 
—

 
—

 
—

 
—

 
—

 
—

ARO accretion(d)
112

 
110

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Total depreciation, amortization and accretion
$
1,274


$
678


$
208


$
71


$
128

 
$
167

 
$
82


$
39


$
35


 
 
 
Successor
 
 
Predecessor
 
Three Months Ended March 31, 2016
 
March 24, 2016 to March 31, 2016
 
 
January 1, 2016 to March 23, 2016
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
Pepco
 
DPL
 
ACE
 
PHI
 
 
PHI
Depreciation, amortization and accretion
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Property, plant and equipment(a)
$
606

 
$
278

 
$
170

 
$
60

 
$
75

 
$
42

 
$
27

 
$
20

 
$
9

 
 
$
94

Amortization of regulatory assets(a)
65

 
—

 
19

 
7

 
34

 
33

 
12

 
20

 
5

 
 
58

Amortization of intangible assets, net(a)
14

 
11

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Amortization of energy contract assets and liabilities(b)
(14
)
 
(14
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Nuclear fuel(c)
283

 
283

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

ARO accretion(d)
109

 
109

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Total depreciation, amortization and accretion
$
1,063


$
667


$
189


$
67


$
109

 
$
75


$
39


$
40

 
$
14

 
 
$
152

________
(a)
Included in Depreciation and amortization on the Registrants' Consolidated Statements of Operations and Comprehensive Income.
(b)
Included in Operating revenues or Purchased power and fuel expense on the Registrants’ Consolidated Statements of Operations and Comprehensive Income.
(c)
Included in Purchased power and fuel expense on the Registrants’ Consolidated Statements of Operations and Comprehensive Income.
(d)
Included in Operating and maintenance expense on the Registrants’ Consolidated Statements of Operations and Comprehensive Income.
Cash Flow Supplemental Disclosures

 
Three Months Ended March 31, 2017
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
 
 
 
 
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
PHI
 
Pepco
 
DPL
 
ACE
Other non-cash operating activities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Pension and non-pension postretirement benefit costs
$
157

 
$
54

 
$
44

 
$
7

 
$
16

 
$
24

 
$
7

 
$
3

 
$
3

Loss from equity method investments
10

 
10

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Provision for uncollectible accounts
34

 
9

 
7

 
17

 
5

 
(4
)
 
(5
)
 
(1
)
 
1

Stock-based compensation costs
31

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Other decommissioning-related activity(a)
(84
)
 
(84
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

Energy-related options(b)
(4
)
 
(4
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

Amortization of regulatory asset related to debt costs
2

 
—

 
1

 
—

 
—

 
1

 
—

 
—

 
—

Amortization of rate stabilization deferral
(14
)
 
—

 
—

 
—

 
7

 
(21
)
 
(15
)
 
(6
)
 
—

Amortization of debt fair value adjustment
(5
)
 
(3
)
 
—

 
—

 
—

 
(2
)
 
—

 
—

 
—

Discrete impacts from EIMA(c)
(24
)
 
—

 
(24
)
 
—

 
—

 
—

 
—

 
—

 
—

Amortization of debt costs
9

 
4

 
1

 
—

 
—

 
—

 
—

 
—

 
—

Provision for excess and obsolete inventory

2

 
1

 
1

 
—

 
—

 
—

 
—

 
—

 
—

Other
4

 
3

 
1

 
(1
)
 
(4
)
 
(6
)
 
(2
)
 
(3
)
 
(2
)
Total other non-cash operating activities
$
118


$
(10
)

$
31


$
23


$
24

 
$
(8
)
 
$
(15
)

$
(7
)

$
2

Non-cash investing and financing activities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Change in capital expenditures not paid
$
(298
)
 
$
(354
)
 
$
25

 
$
—

 
$
41

 
$
(5
)
 
$
(6
)
 
$
9

 
$
—

Non-cash financing of capital projects
10

 
10

 
—

 
—

 
—

 
—

 
—

 
—

 
—

Dividends on stock compensation
2

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
Predecessor
 
Three Months Ended March 31, 2016
 
March 24, 2016 to March 31, 2016
 
 
January 1, 2016 to March 23, 2016
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
Pepco
 
DPL
 
ACE
 
PHI
 
 
PHI
Other non-cash operating activities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Pension and non-pension postretirement benefit costs
$
136

 
$
54

 
$
41

 
$
8

 
$
16

 
$
8

 
$
5

 
$
4

 
$
3

 
 
$
23

Loss from equity method investments
3

 
3

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Provision for uncollectible accounts
41

 
6

 
9

 
16

 
12

 
5

 
5

 
7

 
(2
)
 
 
16

Stock-based compensation costs
44

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
3

Other decommissioning-related activity(a)
(55
)
 
(55
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Energy-related options(b)
(9
)
 
(9
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Amortization of regulatory asset related to debt costs
1

 
—

 
1

 
—

 
—

 
1

 
—

 
—

 
—

 
 
1

Amortization of rate stabilization deferral
20

 
—

 
—

 
—

 
20

 
1

 
4

 
—

 
—

 
 
5

Amortization of debt fair value adjustment
(3
)
 
(3
)
 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Discrete impacts from EIMA(c)
(14
)
 
—

 
(14
)
 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Amortization of debt costs
8

 
4

 
1

 
1

 
1

 
—

 
—

 
—

 
—

 
 
—

Provision for excess and obsolete inventory
1

 
1

 
—

 
—

 
—

 
1

 
1

 
1

 
—

 
 
1

Merger-related commitments (d)(e)
503

 
3

 
—

 
—

 
—

 
138

 
100

 
120

 
358

 
 
—

Severance costs
69

 
4

 
—

 
—

 
—

 
—

 
—

 
—

 
52

 
 
—

Asset retirement costs
—

 
—

 
—

 
—

 
—

 
—

 
4

 
2

 
—

 
 
—

Lower of cost or net realizable value inventory adjustment
36

 
36

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Other
23

 
7

 
(6
)
 
(1
)
 
(5
)
 
(1
)
 
(1
)
 
(2
)
 
(1
)
 
 
(3
)
Total other non-cash operating activities
$
804


$
51


$
32


$
24


$
44

 
$
153


$
118


$
132

 
$
410

 
 
$
46

Non-cash investing and financing activities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Change in capital expenditures not paid
$
(290
)
 
$
(234
)
 
$
25

 
$
(65
)
 
$
(4
)
 
$
9

 
$
8

 
$
(9
)
 
$
(7
)
 
 
$
11

Fair value of net assets contributed to Generation in connection with the PHI Merger, net of cash(d)(f)
—

 
119

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Fair value of net assets distributed to Exelon in connection with the PHI Merger, net of cash(d)(f)
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
127

 
 
—

Fair value of pension obligation transferred in connection with the PHI Merger
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
45

 
 
—

Assumption of member purchase liability
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
29

 
 
—

Change in PPE related to ARO update
62

 
62

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Indemnification of like-kind exchange position(g)
—

 
—

 
1

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Non-cash financing of capital projects
31

 
31

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

Dividends on stock compensation
1

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
—

 
 
—

 ________
(a)
Includes the elimination of NDT fund activity for the Regulatory Agreement Units, including the elimination of operating revenues, ARO accretion, ARC amortization, investment income and income taxes related to all NDT fund activity for these units. See Note 16 - Asset Retirement Obligations of the Exelon 2016 Form 10-K for additional information regarding the accounting for nuclear decommissioning.
(b)
Includes option premiums reclassified to realized at the settlement of the underlying contracts and recorded in Operating revenues.
(c)
Reflects the change in distribution rates pursuant to EIMA, which allows for the recovery of costs by a utility through a pre-established performance-based formula rate tariff. See Note 5 — Regulatory Matters for more information.
(d)
See Note 4 — Mergers, Acquisitions and Dispositions for additional information related to the merger with PHI.
(e)
Excludes $5 million of forgiveness of Accounts receivable related to merger commitments recorded in connection with the PHI Merger, the balance is included within Provision for uncollectible accounts.
(f)
Immediately following closing of the PHI Merger, the net assets associated with PHI's unregulated business interests were distributed by PHI to Exelon. Exelon contributed a portion of such net assets to Generation.
(g)
See Note 11— Income Taxes for discussion of the like-kind exchange tax position.
Supplemental Balance Sheet Disclosures
The following tables provide additional information about assets and liabilities of the Registrants as of March 31, 2017 and December 31, 2016.
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
 
 
 
 
March 31, 2017
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
PHI
 
Pepco
 
DPL
 
ACE
Property, plant and equipment:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Accumulated depreciation and amortization
$
19,716

(a) 
$
10,801

(a)  
$
4,040


$
3,293


$
3,311

 
$
281

 
$
3,090


$
1,195


$
1,032

Accounts receivable:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Allowance for uncollectible accounts
$
346


$
97


$
80


$
72


$
35

 
$
61

 
$
18


$
20


$
23

 
 
 
 
 
 
 
 
 
 
 
Successor
 

 
 
 
 
December 31, 2016
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
PHI
 
Pepco
 
DPL
 
ACE
Property, plant and equipment:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Accumulated depreciation and amortization
$
19,169

(b) 
$
10,562

(b)  
$
3,937


$
3,253


$
3,254

 
$
195

 
$
3,050


$
1,175


$
1,016

Accounts receivable:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Allowance for uncollectible accounts
$
334


$
91

 
$
70


$
61


$
32

 
$
80

 
$
29


$
24


$
27

_______
(a)
Includes accumulated amortization of nuclear fuel in the reactor core of $3,171 million.
(b)
Includes accumulated amortization of nuclear fuel in the reactor core of $3,186 million
Schedule Of Taxes Excluding Income And Excise Taxes [Text Block]
The following utility taxes are included in revenues and expenses for the three months ended March 31, 2017 and 2016. Generation’s utility tax expense represents gross receipts tax related to its retail operations, and the utility registrants' utility tax expense represents municipal and state utility taxes and gross receipts taxes related to their operating revenues. The offsetting collection of utility taxes from customers is recorded in revenues on the Registrants’ Consolidated Statements of Operations and Comprehensive Income.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
Three Months Ended March 31, 2017
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
 
 
 
 
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
PHI
 
Pepco
 
DPL
 
ACE
Utility taxes
$
224


$
32


$
59


$
31


$
26

 
$
76

 
$
71


$
5


$
—

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Successor
 
 
Predecessor
 
Three Months Ended March 31, 2016
 
March 24, 2016 to March 31, 2016
 
 
January 1, 2016 to March 23, 2016
 
Exelon
 
Generation
 
ComEd
 
PECO
 
BGE
 
Pepco
 
DPL
 
ACE
 
PHI
 
 
PHI
Utility taxes
$
153


$
28


$
59


$
35


$
24

 
$
79


$
5


$
—

 
$
7

 
 
$
77