CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Statement of Cash Flows [Abstract]
Net income	$ 2,334	$ 296
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	208	217
Deferred income tax expense (benefit)	(38)	8
Stock-based compensation expense	17	14
Impairment and restructuring charges, and acquisition-related costs	27	21
Litigation and investigation costs	4	4
Net gains on sales, consolidation and deconsolidation of facilities	(2,500)	(13)
Loss from early extinguishment of debt	8	0
Equity in earnings of unconsolidated affiliates, net of distributions received	3	11
Amortization of debt discount and debt issuance costs	8	9
Net gains from the sale of investments and long-lived assets	0	(14)
Other items, net	(5)	(2)
Changes in cash from operating assets and liabilities:
Accounts receivable	(263)	35
Inventories and other current assets	(18)	50
Income taxes	783	76
Accounts payable, accrued expenses, contract liabilities and other current liabilities	19	(230)
Other long-term liabilities	24	(9)
Payments for restructuring charges, acquisition-related costs, and litigation costs and settlements	(25)	(24)
Net cash provided by operating activities	586	449
Cash flows from investing activities:
Purchases of property and equipment	(240)	(235)
Purchases of businesses or joint venture interests, net of cash acquired	(449)	(48)
Proceeds from sales of facilities and other assets	4,030	13
Proceeds from sales of marketable securities and long-term investments	7	9
Purchases of marketable securities and long-term investments	(10)	(18)
Other items, net	(10)	(7)
Net cash provided by (used in) investing activities	3,328	(286)
Cash flows from financing activities:
Repayments of borrowings	(2,141)	(45)
Proceeds from borrowings	2	12
Repurchases of common stock	(278)	(50)
Distributions paid to noncontrolling interests	(162)	(134)
Proceeds from the sale of noncontrolling interests	5	25
Purchases of noncontrolling interests	(52)	(41)
Other items, net	(35)	(22)
Net cash used in financing activities	(2,661)	(255)
Net increase (decrease) in cash and cash equivalents	1,253	(92)
Cash and cash equivalents at beginning of period	1,228	858
Cash and cash equivalents at end of period	2,481	766
Supplemental disclosures:
Interest paid, net of capitalized interest	(162)	(177)
Income tax payments, net	$ (5)	$ 0