Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
CURRENT ASSETS
Cash and cash equivalents	$ 196	$ 372
Trade receivables	286	330
Inventory	94	90
Assets held for sale	7	10
Receivable from affiliate	26	46
Other current assets, net	203	176
Total current assets	812	1,024
PROPERTY, PLANT AND EQUIPMENT	6,966	6,738
Accumulated depreciation, depletion and amortization	(1,436)	(1,058)
Total property, plant and equipment, net	5,530	5,680
INVESTMENT IN UNCONSOLIDATED SUBSIDIARIES	102	86
DEFERRED INCOME TAXES	27	73
OTHER NONCURRENT ASSETS	280	272
TOTAL ASSETS	6,751	7,135
CURRENT LIABILITIES
Current portion of long-term debt	122	0
Accounts payable	316	369
Accrued liabilities	479	611
Total current liabilities	917	980
NONCURRENT LIABILITIES
Long-term debt, net	889	1,132
Asset retirement obligations	965	995
Deferred tax liabilities	212	113
Other long-term liabilities	325	377
STOCKHOLDERS' EQUITY
Preferred stock (20,000,000 shares authorized at $0.01 par value) no shares outstanding at September 30, 2025 and December 31, 2024	0	0
Common stock (200,000,000 shares authorized at $0.01 par value) (105,063,163 and 109,613,585 shares issued; 83,711,931 and 91,100,322 shares outstanding at September 30, 2025 and December 31, 2024)	1	1
Treasury stock (21,351,232 shares held at cost at September 30, 2025 and 18,513,263 shares held at cost at December 31, 2024)	(922)	(796)
Additional paid-in capital	2,365	2,578
Retained earnings	1,927	1,680
Accumulated other comprehensive income	72	75
Total stockholders' equity	3,443	3,538
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 6,751	$ 7,135