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Condensed Consolidated Balance Sheets - USD ($)
$ in Millions
Jun. 30, 2018
Dec. 31, 2017
Current Assets    
Cash and cash equivalents $ 980 $ 991
Funds deposited by counterparties 71 37
Restricted cash 286 508
Accounts receivable, net 1,371 1,079
Inventory 485 532
Derivative instruments 851 626
Cash collateral paid in support of energy risk management activities 224 171
Accounts receivable - affiliate 57 95
Current assets - held for sale 100 115
Prepayments and other current assets 328 261
Total current assets 4,753 4,415
Property, plant and equipment, net 12,774 13,908
Other Assets    
Equity investments in affiliates 1,055 1,038
Notes receivable, less current portion 15 2
Goodwill 539 539
Intangible assets, net 1,860 1,746
Nuclear decommissioning trust fund 694 692
Derivative instruments 426 172
Deferred income taxes 126 134
Non-current assets held-for-sale 50 43
Other non-current assets 655 629
Total other assets 5,420 4,995
Total Assets 22,947 23,318
Current Liabilities    
Current portion of long-term debt and capital leases 952 688
Accounts payable 975 881
Accounts payable - affiliate 29 33
Derivative instruments 709 555
Cash collateral received in support of energy risk management activities 72 37
Current liabilities held-for-sale 74 72
Accrued expenses and other current liabilities 719 890
Accrued expenses and other current liabilities - affiliate 133 161
Total current liabilities 3,663 3,317
Other Liabilities    
Long-term debt and capital leases 14,821 15,716
Nuclear decommissioning reserve 274 269
Nuclear decommissioning trust liability 410 415
Deferred income taxes 17 21
Derivative instruments 285 197
Out-of-market contracts, net 195 207
Non-current liabilities held-for-sale 12 8
Other non-current liabilities 1,130 1,122
Total non-current liabilities 17,144 17,955
Total Liabilities 20,807 21,272
Redeemable noncontrolling interest in subsidiaries 69 78
Commitments and Contingencies
Stockholders’ Equity    
Common stock 4 4
Additional paid-in capital 8,481 8,376
Accumulated deficit (5,920) (6,268)
Less treasury stock, at cost — 116,267,484 and 101,580,045 shares, at June 30, 2018 and December 31, 2017, respectively (2,871) (2,386)
Accumulated other comprehensive loss (60) (72)
Noncontrolling interest 2,437 2,314
Total Stockholders’ Equity 2,071 1,968
Total Liabilities and Stockholders’ Equity $ 22,947 $ 23,318