v3.10.0.1
Consolidated Statements of Cash Flows - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Cash flows from operating activities:      
Net income (loss) $ 2,258 $ 2,272 $ 259
Adjustments to reconcile net income (loss) to net cash provided by (used for) operating activities:      
Depreciation and amortization 1,987 2,173 2,205
Share-based compensation 314 281 338
Excess tax benefits from share-based compensation plans 0 0 (5)
Amortization of discount on debt 42 40 34
Amortization of debt issuance costs 10 12 16
Net (gain) loss on sale of assets 0 (1,615) (11)
(Gain) loss on extinguishment of debt 26 41 32
Results relating to equity-accounted investees (54) (22) (11)
Deferred tax expense (benefit) (211) (797) (925)
Changes in operating assets and liabilities:      
(Increase) decrease in receivables and other current assets 187 31 (51)
(Increase) decrease in inventories (65) (120) 568
Increase (decrease) in accounts payable and accrued liabilities (129) 225 (156)
Decrease (increase) in other non-current assets (22) (100) 5
Exchange differences 14 30 15
Other items 12 (4) (10)
Net cash provided by (used for) operating activities 4,369 2,447 2,303
Cash flows from investing activities:      
Purchase of identified intangible assets (50) (66) (59)
Capital expenditures on property, plant and equipment (611) (552) (389)
Proceeds from disposals of property, plant and equipment 1 2 1
Purchase of interests in businesses, net of cash acquired (18) 0 (202)
Proceeds from sale of interests in businesses, net of cash divested 159 2,682 20
Purchase of available-for-sale securities (9) 0 0
Proceeds from the sale of securities 2 0 0
Proceeds from return of equity investment 4 0 0
Other 0 6 2
Net cash provided by (used for) investing activities (522) 2,072 (627)
Cash flows from financing activities:      
Repayments of short-term debt (1,000) 0 (6)
Proceeds from the issuance of short-term debt 1,000 0 0
Amounts drawn under the revolving credit facility 0 0 200
Repayments under the revolving credit facility 0 0 (200)
Repurchase of long-term debt (1,273) (2,728) (3,295)
Principal payments on long-term debt (1) (16) (38)
Proceeds from the issuance of long-term debt 1,997 0 3,259
Cash paid for debt issuance costs (23) 0 (26)
Cash paid for terminated acquisition adjustment event (60) 0 0
Dividends paid to non-controlling interests (54) (89) (126)
Dividends paid to common stockholders (74) 0 0
Cash proceeds from exercise of stock options 39 233 115
Purchase of treasury shares and restricted stock unit withholdings (5,006) (286) (1,280)
Cash paid on behalf of shareholders for tax on repurchased shares (142) 0 0
Excess tax benefits from share-based compensation plans 0 0 5
Net cash provided by (used for) financing activities (4,597) (2,886) (1,392)
Effect of changes in exchange rates on cash positions (8) 20 (4)
Increase (decrease) in cash and cash equivalents (758) 1,653 280
Cash and cash equivalents at beginning of period 3,547 1,894 1,614
Cash and cash equivalents at end of period 2,789 3,547 1,894
Net cash paid during the period for:      
Interest 177 245 348
Income taxes 188 356 67
Net gain (loss) on sale of assets:      
Cash proceeds from the sale of assets 0 2,688 21
Book value of these assets 0 (1,073) (10)
Net (gain) loss on sale of assets 0 1,615 11
ASC 606 [Member] | Receivables [Member]      
Non-cash adjustment related to the adoption of ASC 606:      
Non-cash adjustment (36) 0 0
ASC 606 [Member] | Inventories [Member]      
Non-cash adjustment related to the adoption of ASC 606:      
Non-cash adjustment 22 0 0
Exchange of Term Loan B for Term Loan F [Member]      
Non-cash investing and financing information:      
Exchange of one Term Loan for another $ 0 $ 0 $ 1,422