v3.7.0.1
Consolidated Condensed Statements of Cash Flows - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Cash flows from operating activities:    
Net loss $ (52) $ (194)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization(1) [1] 265 226
Debt extinguishment costs 6 0
Income tax expense (benefit) (61) 35
Gain on sale of assets, net (27) 0
Mark-to-market activity, net [2] (55) 94
(Income) from unconsolidated subsidiaries (4) (7)
Return on investments from unconsolidated subsidiaries 13 0
Stock-based compensation expense 8 9
Other 0 (4)
Change in operating assets and liabilities, net of effects of acquisitions:    
Accounts receivable 82 87
Derivative instruments, net (21) (12)
Other assets 24 (19)
Accounts payable and accrued expenses (104) (202)
Other liabilities 20 18
Net cash provided by operating activities 94 31
Cash flows from investing activities:    
Purchases of property, plant and equipment (91) (133)
Proceeds from sale of Osprey Energy Center 162 0
Decrease in restricted cash 11 43
Other 16 6
Net cash used in investing activities (13) (611)
Cash flows from financing activities:    
Borrowings under First Lien Term Loans 396 0
Repayment of CCFC Term Loans and First Lien Term Loans (161) (13)
Repurchase of First Lien Notes (453) 0
Proceeds from Lines of Credit 25 0
Repayments of project financing, notes payable and other (44) (56)
Distribution to noncontrolling interest holder (6) (2)
Financing costs (8) (7)
Shares repurchased for tax withholding on stock-based awards (6) (5)
Other 1 1
Net cash used in financing activities (256) (82)
Net decrease in cash and cash equivalents (175) (662)
Cash and cash equivalents, beginning of period 418 906
Cash and cash equivalents, end of period 243 244
Cash paid during the period for:    
Interest, net of amounts capitalized 141 150
Income taxes 3 2
Supplemental disclosure of non-cash investing activities:    
Change in capital expenditures included in accounts payable 0 15
Granite Ridge Energy Center [Member]    
Cash flows from investing activities:    
Payments to Acquire Businesses, Net of Cash Acquired 0 (527)
North American Power [Member]    
Cash flows from investing activities:    
Payments to Acquire Businesses, Net of Cash Acquired $ (111) $ 0
[1] Includes amortization recorded in Commodity revenue and Commodity expense associated with intangible assets and amortization recorded in interest expense associated with debt issuance costs and discounts.
[2] In addition to changes in market value on derivatives not designated as hedges, changes in mark-to-market gain (loss) also includes hedge ineffectiveness and adjustments to reflect changes in credit default risk exposure.