Supplemental Cash Flow Information - Supplemental Consolidated Statements of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended		4 Months Ended	5 Months Ended	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2023	May 17, 2023	Sep. 30, 2024
Cash paid during the period
Interest and other finance charges, net of capitalized interest			$ 30	$ 283	$ 159
Income taxes, net			9	7	14
Unrealized (gain) loss on derivative instruments included on the Statements of Cash Flows
Unrealized gain (loss) on commodity contracts	$ (102)	$ 84	43	63	(58)
Interest rate swap contracts (interest expense)			6	2	(1)
Unrealized (gain) loss on commodity derivative contracts			49	65	(59)
Depreciation, amortization and accretion included on the Statements of Cash Flows
Depreciation, amortization and accretion (Note 8)	$ 75	$ 66	94	200	225
Other			(5)	8	(9)
Depreciation, amortization and accretion			89	208	216
Reconciliation of other non-cash operating activities
Stock-based compensation			11	0	24
Derivative option premium amortization			31	29	16
Bitcoin revenue			(44)	(27)	(91)
Debt restructuring (gain) loss, net			0	0	(9)
Other			25	5	2
Total			23	7	(58)
Non-cash investing activities
Capital expenditure accrual increase (decrease)			(8)	(28)	(16)
Non-cash financing activities
Non-cash increase to PP&E and decrease to other current assets for transfer of miners by Cumulus Coin			0	14	0
Non-cash decrease to PP&E and decrease to noncontrolling interest for distribution of Bitcoin miners to TeraWulf			0	3	0
Non-cash increase to PP&E and increase to noncontrolling interest for transfer of miners by TeraWulf (b)			0	38	0
Capitalized interests			$ 7	$ 12	$ 3