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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Cash flows from operating activities:    
Net loss $ (202) $ (2,189)
Adjustments to reconcile net loss to net cash provided by operating activities:    
Depreciation and amortization 231 270
Provision for inventory losses 25 171
Deferred income taxes 2 (72)
Loss on extinguishment of debt 7 8
Equity loss in unconsolidated affiliates 6 250
Goodwill and indefinite-lived intangible asset impairment   1,378
Long-lived asset impairment   513
Other, net 71 93
Change in operating assets and liabilities, net of acquisitions:    
Receivables (21) 469
Inventories 58 288
Contract assets 145 86
Prepaid and other current assets 25 38
Accounts payable 30 (240)
Accrued liabilities (89) (127)
Contract liabilities 71 (56)
Income taxes payable (30) 32
Other assets/liabilities, net (74) (172)
Net cash provided by operating activities 255 740
Cash flows from investing activities:    
Purchases of property, plant and equipment (137) (173)
Other 35 13
Net cash used in investing activities (102) (160)
Cash flows from financing activities:    
Borrowings against lines of credit and other debt 51 36
Payments against lines of credit and other debt (183) (217)
Cash dividends paid   (19)
Debt extinguishment costs (7) (8)
Other (33) (48)
Net cash used in financing activities (172) (256)
Effect of exchange rates on cash (5) (10)
Increase (decrease) in cash and cash equivalents (24) 314
Cash and cash equivalents, beginning of period 1,692 1,171
Cash and cash equivalents, end of period 1,668 1,485
Cash payments (refunds) during the period for:    
Interest 42 47
Income taxes $ (87) $ (38)