CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	1 Months Ended	11 Months Ended	12 Months Ended
	Dec. 31, 2019	Dec. 13, 2019	Dec. 31, 2018	Dec. 31, 2017
Statement of Cash Flows [Abstract]
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 800			$ 613
Cash Flows from Operating Activities:
Net Income (Loss)	(24)	$ 3,684	$ (2,791)	(2,793)
Adjustments to Reconcile Net Income (Loss) to Net Cash Used in Operating Activities:
Depreciation and Amortization	34	447	556	801
Goodwill, Impairment Loss	0	730	1,917	0
Reorganization Items	0	(1,161)	0	0
Debtor Reorganization Items, Gain on Settlement of LSTC	0	(4,297)	0	0
Long-Lived Asset Impairments	0	20	151	928
Accounts Receivable, Allowance for Credit Loss, Writeoff	0	0	0	230
Inventory Write-down	0	159	80	540
Asset Write-Downs and Other Charges	0	91	89	38
Increase (Decrease) in Obligation, Pension Benefits	0	0	0	(47)
Currency Devaluation Charges	0	0	49	0
Bond Tender and Call Premium	0	0	34	0
Share-based compensation	0	46	47	70
Bad Debt Expense		4	5
Gain (Loss) on Disposition of Other Assets	0	112	0	96
Deferred Income Tax Provision (Benefit)	0	25	(79)	(25)
Warrant Fair Value Adjustment	0	0	(70)	(86)
Other, Net	3	12	(35)	145
Change in Operating Assets and Liabilities, Net:
Accounts Receivable	36	(135)	(70)	(29)
Inventories	18	(215)	86	(37)
Accounts Payable	(79)	(72)	(90)	(2)
Other Assets and Liabilities, Net	73	31	(116)	(25)
Net Cash Provided by (Used in) Operating Activities	61	(747)	(242)	(388)
Cash Flows From Investing Activities:
Capital Expenditures for Property, Plant and Equipment	(20)	(250)	(186)	(225)
Increase (Decrease) in Assets Held-for-sale	0	0	(31)	(244)
Acquisitions of Businesses, Net of Cash Acquired	0	0	4	(7)
Acquisition of Intangible Assets	(1)	(13)	(28)	(15)
Proceeds from Divestiture of Businesses	7	328	257
Proceeds (Payment) from Disposition of Businesses and Investments				429
Proceeds from Sale of Property, Plant, and Equipment	0	84	106	51
Payments for (Proceeds from) Other Investing Activities	0	0	0	(51)
Net Cash Provided by (Used in) Investing Activities	(14)	149	122	(62)
Cash Flows From Financing Activities:
Borrowings of Long-term Debt	0	1,600	586	250
ProceedsFromDebtorInPossessionFinancingFacility	0	1,529	0	0
Repayments of Secured Debt	0	(1,529)	0	0
Repayments of Long-term Debt	(1)	(318)	(502)	(69)
Debtor in Possession Financing Payments and Payments on Backstop Agreement	0	(137)	0	0
Borrowings (Repayments) of Short-term Debt, Net	(1)	(347)	158	(128)
Payments for Bond Tender Premium	0	0	(34)	0
Other Financing Activities, Net	0	(49)	(40)	(33)
Net Cash Provided by (Used in) Financing Activities	(2)	749	168	20
Effect of Exchange Rate Changes on Cash and Cash Equivalents	1	1	(59)	6
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash	46	152	(11)	(424)
Cash, Cash Equivalents and Restricted Cash at Beginning of Period		602	613	1,037
Cash, Cash Equivalents and Restricted Cash at End of Period	618		602	613
Supplemental Cash Flow Information [Abstract]
Interest Paid, Excluding Capitalized Interest, Operating Activities	0	272	584	538
Income Taxes Paid, Net	2	89	99	87
Lease Obligation Incurred	$ 0	$ 19	$ 23	$ 24