CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Operating Activities:
Net earnings	$ 2,928	$ 401
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	652	650
Deferred income taxes	(7)	(25)
Stock-based compensation expense	32	23
Loss on debt extinguishment	8	19
Unrealized net gain on natural gas derivatives	(39)	(18)
Unrealized loss on embedded derivative	0	2
U.K. goodwill impairment	0	259
U.K. long-lived and intangible asset impairment	239	236
Pension settlement loss	24	0
Gain on sale of emission credits	(6)	(20)
Loss on disposal of property, plant and equipment	1	3
Undistributed earnings of affiliate—net of taxes	(10)	(15)
Changes in:
Accounts receivable—net	(245)	(115)
Inventories	(131)	(120)
Accrued and prepaid income taxes	(168)	(132)
Accounts payable and accrued expenses	111	69
Customer advances	(188)	245
Other—net	69	(69)
Net cash provided by operating activities	3,270	1,393
Investing Activities:
Additions to property, plant and equipment	(319)	(382)
Proceeds from sale of property, plant and equipment	1	0
Distributions received from unconsolidated affiliate	4	0
Purchase of investments held in nonqualified employee benefit trust	(1)	(13)
Proceeds from sale of investments held in nonqualified employee benefit trust	1	13
Purchase of emission credits	(9)	(10)
Proceeds from sale of emission credits	15	10
Other—net	0	(1)
Net cash used in investing activities	(308)	(383)
Financing Activities:
Repayments of Long-term Debt	(507)	(518)
Payments of Financing Costs	(4)	0
Dividends paid on common stock	(227)	(195)
Distributions to noncontrolling interest	(619)	(194)
Purchases of treasury stock	(1,096)	(50)
Proceeds from issuances of common stock under employee stock plans	106	32
Shares withheld for taxes	(23)	(11)
Net cash provided by (used in) financing activities	(2,370)	(936)
Effect of exchange rate changes on cash and cash equivalents	(28)	0
Increase in cash and cash equivalents	564	74
Cash and cash equivalents at beginning of period	1,628	683
Cash and cash equivalents at end of period	$ 2,192	$ 757