CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ (344,000,000)	$ (15,796,000,000)	$ 277,000,000
Adjustments to reconcile net income (loss) to net cash flows from operating activities:
Depreciation and amortization	1,105,000,000	1,317,000,000	1,418,000,000
Loss (gain) on equity securities	845,000,000	(1,417,000,000)	0
Provision for deferred income taxes	157,000,000	143,000,000	51,000,000
Property, plant and equipment impairment	7,000,000	461,000,000	107,000,000
Goodwill impairment	0	14,717,000,000	0
Intangible assets impairment	0	729,000,000	0
Loss on business dispositions	0	353,000,000	138,000,000
Inventory impairment	0	246,000,000	0
Changes in operating assets and liabilities:
Current receivables	(91,000,000)	676,000,000	(521,000,000)
Inventories	170,000,000	(80,000,000)	(200,000,000)
Accounts payable	246,000,000	(711,000,000)	261,000,000
Progress collections and deferred income	(72,000,000)	396,000,000	1,147,000,000
Contract and other deferred assets	262,000,000	(69,000,000)	(60,000,000)
Other operating items, net	85,000,000	336,000,000	(450,000,000)
Net cash flows from operating activities	2,370,000,000	1,301,000,000	2,168,000,000
Cash flows from investing activities:
Expenditures for capital assets	(856,000,000)	(974,000,000)	(1,240,000,000)
Proceeds from disposal of assets	315,000,000	187,000,000	264,000,000
Proceeds from business dispositions	70,000,000	187,000,000	77,000,000
Net cash paid for business interests	(179,000,000)	(26,000,000)	(176,000,000)
Other investing items, net	187,000,000	8,000,000	30,000,000
Net cash flows used in investing activities	(463,000,000)	(618,000,000)	(1,045,000,000)
Cash flows from financing activities:
Net repayments of short-term debt	(41,000,000)	(204,000,000)	(542,000,000)
Proceeds from the issuance of long-term debt	1,250,000,000	500,000,000	525,000,000
Proceeds from (repayment of) commercial paper	(832,000,000)	737,000,000	0
Repayments of long-term debt	(1,313,000,000)	(42,000,000)	(570,000,000)
Distributions to Members	(748,000,000)	(744,000,000)	(745,000,000)
Repurchase of common units	(434,000,000)	0	(250,000,000)
Other financing items, net	(24,000,000)	(22,000,000)	48,000,000
Net cash flows from (used in) financing activities	(2,142,000,000)	225,000,000	(1,534,000,000)
Effect of currency exchange rate changes on cash and cash equivalents	(47,000,000)	(28,000,000)	(21,000,000)
Increase (decrease) in cash and cash equivalents	(282,000,000)	880,000,000	(432,000,000)
Cash and cash equivalents, beginning of period	4,125,000,000	3,245,000,000	3,677,000,000
Cash and cash equivalents, end of period	$ 3,843,000,000	$ 4,125,000,000	$ 3,245,000,000