OPERATING CASH FLOWS AND OTHER SUPPLEMENTAL FINANCIAL INFORMATION (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended		12 Months Ended
	Jun. 18, 2021	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Supplemental Cash Flow Elements [Abstract]
Net earnings		$ 117	$ 129	$ 485	$ 182
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization				585	339
Restructuring expense, net of cash paid				118	49
Stock-based compensation expense				42	29
Loss on sale		0	0	7	0
Loss on debt extinguishment	$ (20)			20	0
Asset impairments		$ 0	$ 0	0	17
Deferred income tax (benefit) provision				(101)	56
Unrealized loss on equity securities				337	9
Gain on insurance recovery received for property damages				(5)	(9)
Other non-cash adjustments				(18)	(1)
Net earnings adjustments to reconcile to net cash flows from operations				1,470	671
Retirement plan contributions				(15)	(15)
Changes in assets and liabilities, excluding effects of acquisitions, divestitures and foreign currency translation adjustments:
Receivables				(45)	(25)
Inventories				(382)	3
Prepayments and other current assets				(7)	(4)
Accounts payable and accrued expenses				(231)	153
Prepaid taxes and income taxes payable				21	(2)
Other assets and liabilities				(47)	27
Net cash provided by operating activities				764	808
Cash paid during the period for:
Interest, net				93	53
Income taxes, net of refunds				271	$ 110
Non-cash investing transactions:
Period end accounts payable related to property, plant and equipment purchases				$ 105		$ 182