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Consolidated Statements of Cash Flows - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Cash flows from operating activities      
Net income (loss) $ 481 $ 1,235 $ 347
Adjustments for      
Depreciation and amortization 443 403 390
(Reversal of) impairment losses on fixed assets (10) 17 28
Exchange rate and interest expenses, net [1] 153 81 173
Share in earnings of equity-accounted investees (1) (3) 0
Gain from divestiture of businesses 0 (841) (54)
Capital gain (12) 0 0
Share-based compensation 12 19 16
Deferred tax expenses (income) 67 76 (46)
Adjustments for reconcile profit loss 652 (248) 507
Change in inventories (72) (115) 57
Change in trade receivables 199 (101) 57
Change in trade payables (58) (34) 94
Change in other receivables [1] 5 (3) (36)
Change in other payables [1] (194) (48) (175)
Change in employee benefits (21) (66) (4)
Net change in operating assets and liabilities (141) (367) (7)
Net cash provided by operating activities 992 620 847
Cash flows from investing activities      
Investments in deposits, net (2) (3) (65)
Purchases of property, plant and equipment and intangible assets (576) (572) (457)
Proceeds from divestiture of businesses net of transaction expenses 0 902 6
Proceeds from sale of equity-accounted investee 0 0 168
Dividends from equity-accounted investees 3 2 3
Proceeds from sale of property, plant and equipment 50 2 12
Net cash provided by (used in) investing activities (525) 331 (333)
Cash flows from financing activities      
Dividends paid to the company's shareholders (273) (241) (237)
Receipt of long-term debt 657 1,746 966
Repayment of long-term debt (689) (2,115) (1,387)
Short-term credit from banks and others, net (183) (283) 147
Other (2) (1) 0
Net cash used in financing activities (490) (894) (511)
Cash and cash equivalents as at the beginning of the year 121 83 87
Net change in cash and cash equivalents (23) 57 3
Net effect of currency translation on cash and cash equivalents (3) (24) (2)
Cash and cash equivalents included as part of assets held for sale 0 5 (5)
Cash and cash equivalents as at the end of the year 95 121 83
Statements of Cash Flows - Additional Information      
Income taxes paid, net of refunds 120 56 127
Interest paid $ 115 $ 103 $ 111
[1] Immaterial adjustment of comparable data.