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Financings And Capitalization (Tables)
12 Months Ended
Dec. 31, 2018
Debt Instrument [Line Items]  
Summary Of Long-Term Debt Outstanding
Presented in the following table is CMS Energy’s long-term debt at December 31:
In Millions
 
 
Interest Rate
(%)
Maturity
2018
 
2017
 
CMS Energy, including Consumers
 
 
 
 
 
 
 
 
CMS Energy, parent only
 
 
 
 
 
 
 
 
Senior notes
8.750
 
2019
 
 
$

 
$
100

 
6.250
 
2020
 
 

 
300

 
5.050
 
2022
 
 
300

 
300

 
3.875
 
2024
 
 
250

 
250

 
3.600
 
2025
 
 
250

 
250

 
3.000
 
2026
 
 
300

 
300

 
2.950
 
2027
 
 
275

 
275

 
3.450
 
2027
 
 
350

 
350

 
4.700
 
2043
 
 
250

 
250

 
4.875
 
2044
 
 
300

 
300

Total senior notes
 
 
 
 
 
$
2,275

 
$
2,675

 
 
 
 
 
 
 
 
 
Term loans and revolving credit agreements
variable
1 
2019
 
 
180

 
405

 
variable
2 
2023
 
 
30

 

 
 
 
 
 
 
$
210

 
$
405

 
 
 
 
 
 
 
 
 
Junior subordinated notes
5.625
 
2078
 
 
200

 

 
5.875
 
2078
 
 
280

 

 
 
 
 
 
 
$
480

 
$

Total CMS Energy, parent only
 
 
 
 
 
$
2,965

 
$
3,080

CMS Energy subsidiaries
 
 
 
 
 
 
 
 
CMS Enterprises, including subsidiaries
 
 
 
 
 
 
 
 
Term loan facility
variable
3 
2025
3 
 
$
98

 
$

EnerBank
 
 
 
 
 
 
 
 
Certificates of deposit
2.440
4 
2019-2026
 
 
1,758

 
1,245

Consumers
 
 
 
 
 
6,862

 
5,940

Total principal amount outstanding
 
 
 
 
 
$
11,683

 
$
10,265

Current amounts
 
 
 
 
 
(974
)
 
(1,081
)
Net unamortized discounts
 
 
 
 
 
(21
)
 
(14
)
Unamortized issuance costs
 
 
 
 
 
(73
)
 
(47
)
Total long-term debt
 
 
 
 
 
$
10,615

 
$
9,123

1 
Outstanding borrowings bear interest at an annual interest rate of LIBOR plus 0.800 percent (3.322 percent at December 31, 2018).
2 
Outstanding borrowings bear interest at an annual interest rate of LIBOR plus 0.125 percent (3.669 percent at December 31, 2018).
3 
A subsidiary of CMS Enterprises issued non‑recourse debt to finance the acquisition of a wind generation project in northwest Ohio. The debt bears interest at an annual interest rate of LIBOR plus 1.500 percent through October 2022 (4.303 percent at December 31, 2018). Beginning in October 2022, the debt will bear interest at an annual interest rate of LIBOR plus 1.750 percent. The same subsidiary of CMS Enterprises entered into interest rate swaps with the lending banks to fix the interest charges associated with the debt, at a rate of 4.702 percent through October 2022 and 4.952 percent beginning in October 2022. Principal and interest payments are made quarterly.
4 
The weighted-average interest rate for EnerBank’s certificates of deposit was 2.440 percent at December 31, 2018 and 1.758 percent at December 31, 2017. EnerBank’s primary deposit product consists of brokered certificates of deposit with varying maturities and having a face value of $1,000.
Major Long-Term Debt Transactions
Presented in the following table is a summary of major long-term debt transactions during the year ended December 31, 2018:
 
Principal
(In Millions)
 
Interest Rate (%)
Issue/Retirement
Date
Maturity Date
Debt issuances
 
 
 
 
 
CMS Energy, parent only
 
 
 
 
 
Junior subordinated notes1

$
200

5.625
March 2018
March 2078
Junior subordinated notes1

250

5.875
September 2018
October 2078
Junior subordinated notes1

30

5.875
October 2018
October 2078
Total CMS Energy, parent only

$
480



 
CMS Enterprises, including subsidiaries
 
 
 
 
 
Term loan facility
 
$
100

variable2
October 2018
September 2025
Total CMS Enterprises, including subsidiaries
 
$
100

 
 
 
Consumers
 
 
 
 
 
First mortgage bonds
 
$
550

4.050
May 2018
May 2048
First mortgage bonds
 
100

3.680
October 2018
October 2027
First mortgage bonds
 
215

4.010
October 2018
October 2038
First mortgage bonds
 
185

4.280
October 2018
October 2057
First mortgage bonds
 
300

3.800
November 2018
November 2028
First mortgage bonds
 
550

4.350
November 2018
April 2049
Total Consumers
 
$
1,900

 
 
 
Total CMS Energy
 
$
2,480

 
 
 
Debt retirements
 
 
 
 
 
CMS Energy, parent only
 
 
 
 
 
Term loan facility
 
$
180

variable
March 2018
December 2018
Senior notes3
 
100

8.750
June 2018
June 2019
Term loan facility
 
45

variable
August 2018
December 2018
Senior notes4
 
300

6.250
October 2018
February 2020
Total CMS Energy, parent only
 
$
625

 
 
 
Consumers
 
 
 
 
 
Tax-exempt pollution control revenue bonds
 
$
68

variable
April 2018
April 2018
First mortgage bonds
 
250

5.650
May 2018
September 2018
First mortgage bonds
 
350

6.125
November 2018
March 2019
First mortgage bonds
 
500

6.700
November 2018
September 2019
Total Consumers
 
$
1,168

 
 
 
Total CMS Energy
 
$
1,793

 
 
 
1 
These unsecured obligations rank subordinate and junior in right of payment to all of CMS Energy’s existing and future senior indebtedness.
2 
A subsidiary of CMS Enterprises entered into interest rate swaps with the lending banks to fix the interest charges associated with the debt.
3 
CMS Energy retired these senior notes at a premium and recorded a loss on extinguishment of $5 million in other expense on its consolidated statements of income.
4 
CMS Energy retired these senior notes at a premium and recorded a loss on extinguishment of $11 million in other expense on its consolidated statements of income.
Debt Maturities
At December 31, 2018, the aggregate annual contractual maturities for long-term debt for the next five years were:
In Millions
 
 
2019
 
2020
 
2021
 
2022
 
2023
 
CMS Energy, including Consumers
 
 
 
 
 
 
 
 
 
 
Long-term debt
 
$
974

 
$
1,007

 
$
310

 
$
1,146

 
$
546

Consumers
 
 
 
 
 
 
 
 
 
 
Long-term debt
 
$
26

 
$
626

 
$
27

 
$
653

 
$
369

Revolving Credit Facilities
The following revolving credit facilities with banks were available at December 31, 2018:
In Millions
 
Expiration Date
Amount of Facility
 
Amount Borrowed
 
Letters of Credit Outstanding
 
Amount Available
 
CMS Energy, parent only
 
 
 
 
 
 
 
 
June 5, 20231,2
 
$
550

 
$
30

 
$
1

 
$
519

CMS Enterprises, including subsidiaries
 
 
 
 
 
 
 
 
September 30, 20253
 
$
18

 
$

 
$
8

 
$
10

Consumers4
 
 
 
 
 
 
 
 
June 5, 20235
 
$
850

 
$
15

 
$
7

 
$
828

November 19, 20206
 
250

 
200

 
35

 
15

September 9, 2019
 
30

 

 
30

 

1 
During the year ended December 31, 2018, CMS Energy’s average borrowings totaled $15 million with a weighted-average interest rate of 2.997 percent. In January 2019, CMS Energy increased its borrowings under this facility to $73 million.
2 
In June 2018, CMS Energy amended its $550 million revolving credit facility, eliminating the security provided by Consumers common stock, and extending the expiration date to June 2023.
3 
Under this facility, $8 million is available solely for the purpose of issuing letters of credit. Obligations under this facility are secured by the collateral accounts with the lending bank.
4 
Obligations under these facilities are secured by first mortgage bonds of Consumers. During the year ended December 31, 2018, Consumers’ average borrowings totaled $3 million with a weighted-average interest rate of 3.505 percent.
5 
In June 2018, Consumers amended this revolving credit facility by increasing its borrowing capacity to $850 million and extending the expiration date to June 2023. In January 2019, Consumers repaid $15 million of borrowings under this facility.
6 
In November 2018, Consumers amended this revolving credit facility by extending the expiration date to November 2020. In January 2019, Consumers repaid $200 million of borrowings under this facility.
Schedule of Stock by Class
Presented in the following table are the transactions that CMS Energy entered into under the program:
 
Number of Shares Issued

Net Proceeds
(In Millions)
 
May 2018
638,898

 
$
29

June 2017
1,494,371

 
70

Schedule of Forward Contracts
Presented in the following table are the details of the forward equity sale contracts:
Maturity Date
Number of Shares

Initial Forward Price Per Share
 
May 16, 2020
2,017,783

 
$
49.06

May 20, 2020
777,899

 
50.91

Consumers Energy Company  
Debt Instrument [Line Items]  
Summary Of Long-Term Debt Outstanding
Presented in the following table is Consumers’ long-term debt at December 31:
In Millions
 
 
Interest Rate
(%)
Maturity
2018
 
2017
 
Consumers
 
 
 
 
 
 
 
 
First mortgage bonds
5.650
 
2018
 
 
$

 
$
250

 
6.125
 
2019
 
 

 
350

 
6.700
 
2019
 
 

 
500

 
5.650
 
2020
 
 
300

 
300

 
3.770
 
2020
 
 
100

 
100

 
2.850
 
2022
 
 
375

 
375

 
5.300
 
2022
 
 
250

 
250

 
3.375
 
2023
 
 
325

 
325

 
3.125
 
2024
 
 
250

 
250

 
3.190
 
2024
 
 
52

 
52

 
3.680
 
2027
 
 
100

 

 
3.390
 
2027
 
 
35

 
35

 
3.800
 
2028
 
 
300

 

 
3.180
 
2032
 
 
100

 
100

 
5.800
 
2035
 
 
175

 
175

 
3.520
 
2037
 
 
335

 
335

 
4.010
 
2038
 
 
215

 

 
6.170
 
2040
 
 
50

 
50

 
4.970
 
2040
 
 
50

 
50

 
4.310
 
2042
 
 
263

 
263

 
3.950
 
2043
 
 
425

 
425

 
4.100
 
2045
 
 
250

 
250

 
3.250
 
2046
 
 
450

 
450

 
3.950
 
2047
 
 
350

 
350

 
4.050
 
2048
 
 
550

 

 
4.350
 
2049
 
 
550

 

 
3.860
 
2052
 
 
50

 
50

 
4.280
 
2057
 
 
185

 

 
4.350
 
2064
 
 
250

 
250

Total first mortgage bonds

 

 
 
$
6,335

 
$
5,535

Securitization bonds
3.057
1 
2020-2029
2 
 
277

 
302

Revolving credit agreements
variable
3 
2020-2023
 
 
215

 

Tax-exempt pollution control revenue bond
variable
 
2035
 
 
35

 
103

Total principal amount outstanding
 
 

 
 
$
6,862

 
$
5,940

Current amounts
 
 

 
 
(26
)
 
(343
)
Net unamortized discounts
 
 

 
 
(16
)
 
(8
)
Unamortized issuance costs
 
 
 
 
 
(41
)
 
(28
)
Total long-term debt
 
 
 
 
 
$
6,779

 
$
5,561

1 
The weighted-average interest rate for Consumers’ securitization bonds issued through its subsidiary Consumers 2014 Securitization Funding was 3.057 percent at December 31, 2018 and 2.913 percent at December 31, 2017.
2 
Principal and interest payments are made semiannually.
3 
The weighted-average interest rate for Consumers’ revolving credit facilities was 3.331 percent at December 31, 2018. There were no outstanding borrowings at December 31, 2017.
Major Long-Term Debt Transactions
Presented in the following table is a summary of major long-term debt transactions during the year ended December 31, 2018:
 
Principal
(In Millions)
 
Interest Rate (%)
Issue/Retirement
Date
Maturity Date
Debt issuances
 
 
 
 
 
CMS Energy, parent only
 
 
 
 
 
Junior subordinated notes1

$
200

5.625
March 2018
March 2078
Junior subordinated notes1

250

5.875
September 2018
October 2078
Junior subordinated notes1

30

5.875
October 2018
October 2078
Total CMS Energy, parent only

$
480



 
CMS Enterprises, including subsidiaries
 
 
 
 
 
Term loan facility
 
$
100

variable2
October 2018
September 2025
Total CMS Enterprises, including subsidiaries
 
$
100

 
 
 
Consumers
 
 
 
 
 
First mortgage bonds
 
$
550

4.050
May 2018
May 2048
First mortgage bonds
 
100

3.680
October 2018
October 2027
First mortgage bonds
 
215

4.010
October 2018
October 2038
First mortgage bonds
 
185

4.280
October 2018
October 2057
First mortgage bonds
 
300

3.800
November 2018
November 2028
First mortgage bonds
 
550

4.350
November 2018
April 2049
Total Consumers
 
$
1,900

 
 
 
Total CMS Energy
 
$
2,480

 
 
 
Debt retirements
 
 
 
 
 
CMS Energy, parent only
 
 
 
 
 
Term loan facility
 
$
180

variable
March 2018
December 2018
Senior notes3
 
100

8.750
June 2018
June 2019
Term loan facility
 
45

variable
August 2018
December 2018
Senior notes4
 
300

6.250
October 2018
February 2020
Total CMS Energy, parent only
 
$
625

 
 
 
Consumers
 
 
 
 
 
Tax-exempt pollution control revenue bonds
 
$
68

variable
April 2018
April 2018
First mortgage bonds
 
250

5.650
May 2018
September 2018
First mortgage bonds
 
350

6.125
November 2018
March 2019
First mortgage bonds
 
500

6.700
November 2018
September 2019
Total Consumers
 
$
1,168

 
 
 
Total CMS Energy
 
$
1,793

 
 
 
1 
These unsecured obligations rank subordinate and junior in right of payment to all of CMS Energy’s existing and future senior indebtedness.
2 
A subsidiary of CMS Enterprises entered into interest rate swaps with the lending banks to fix the interest charges associated with the debt.
3 
CMS Energy retired these senior notes at a premium and recorded a loss on extinguishment of $5 million in other expense on its consolidated statements of income.
4 
CMS Energy retired these senior notes at a premium and recorded a loss on extinguishment of $11 million in other expense on its consolidated statements of income.
Debt Maturities
At December 31, 2018, the aggregate annual contractual maturities for long-term debt for the next five years were:
In Millions
 
 
2019
 
2020
 
2021
 
2022
 
2023
 
CMS Energy, including Consumers
 
 
 
 
 
 
 
 
 
 
Long-term debt
 
$
974

 
$
1,007

 
$
310

 
$
1,146

 
$
546

Consumers
 
 
 
 
 
 
 
 
 
 
Long-term debt
 
$
26

 
$
626

 
$
27

 
$
653

 
$
369

Revolving Credit Facilities
The following revolving credit facilities with banks were available at December 31, 2018:
In Millions
 
Expiration Date
Amount of Facility
 
Amount Borrowed
 
Letters of Credit Outstanding
 
Amount Available
 
CMS Energy, parent only
 
 
 
 
 
 
 
 
June 5, 20231,2
 
$
550

 
$
30

 
$
1

 
$
519

CMS Enterprises, including subsidiaries
 
 
 
 
 
 
 
 
September 30, 20253
 
$
18

 
$

 
$
8

 
$
10

Consumers4
 
 
 
 
 
 
 
 
June 5, 20235
 
$
850

 
$
15

 
$
7

 
$
828

November 19, 20206
 
250

 
200

 
35

 
15

September 9, 2019
 
30

 

 
30

 

1 
During the year ended December 31, 2018, CMS Energy’s average borrowings totaled $15 million with a weighted-average interest rate of 2.997 percent. In January 2019, CMS Energy increased its borrowings under this facility to $73 million.
2 
In June 2018, CMS Energy amended its $550 million revolving credit facility, eliminating the security provided by Consumers common stock, and extending the expiration date to June 2023.
3 
Under this facility, $8 million is available solely for the purpose of issuing letters of credit. Obligations under this facility are secured by the collateral accounts with the lending bank.
4 
Obligations under these facilities are secured by first mortgage bonds of Consumers. During the year ended December 31, 2018, Consumers’ average borrowings totaled $3 million with a weighted-average interest rate of 3.505 percent.
5 
In June 2018, Consumers amended this revolving credit facility by increasing its borrowing capacity to $850 million and extending the expiration date to June 2023. In January 2019, Consumers repaid $15 million of borrowings under this facility.
6 
In November 2018, Consumers amended this revolving credit facility by extending the expiration date to November 2020. In January 2019, Consumers repaid $200 million of borrowings under this facility.
Preferred Stock
Presented in the following table are details of Consumers’ preferred stock at December 31, 2018 and 2017:
 
Par Value
 
Optional
Redemption
Price
 
Number of Shares Authorized

Number of
Shares
Outstanding

Cumulative, with no mandatory redemption
 
$
100

 
$
110

7,500,000

373,148