CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Assets
Cash and cash equivalents	$ 509	$ 620
Accounts receivable, net of allowance of $2 at June 30, 2026 and December 31, 2025	604	540
Materials and supplies, net of allowance of $146 and $140 at June 30, 2026 and December 31, 2025, respectively	379	378
Assets held for sale	1	24
Restricted cash and cash equivalents	286	377
Other current assets	133	142
Total current assets	1,912	2,081
Property and equipment	17,490	17,451
Less accumulated depreciation	(5,147)	(4,874)
Property and equipment, net	12,343	12,577
Deferred tax assets, net	70	61
Other assets	842	923
Total assets	15,167	15,642
Liabilities and equity
Accounts payable	283	242
Accrued income taxes	9	22
Debt due within one year	397	445
Other current liabilities	514	627
Total current liabilities	1,203	1,336
Long-term debt	4,722	5,212
Deferred tax liabilities, net	340	404
Other long-term liabilities	532	582
Total long-term liabilities	5,594	6,198
Commitments and contingencies
Shares, $0.10 par value, 1,445 authorized, 141 conditionally authorized, 1,304 issued and 1,117 outstanding at June 30, 2026 and 1,204 authorized, 141 conditionally authorized, 1,204 issued and 1,102 outstanding at December 31, 2025	112	110
Additional paid-in capital	15,617	15,604
Accumulated deficit	(7,219)	(7,460)
Accumulated other comprehensive loss	(140)	(146)
Total equity	8,370	8,108
Total liabilities and equity	$ 15,167	$ 15,642

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Balance Type:	credit
Period Type:	instant

- Definition

Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.