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Accounting Principles and Practices - Schedule of Impact of Topic 606 on Cash Flow Statement (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net income | $ 610 | $ 305
Deferred income taxes | 26 | (2)
Receivables, net | (269) | 38
Accounts payable and accrued liabilities | (439) | (390)
Current income taxes | 30 | (56)
Other assets and liabilities | 38 | $ 92
Accounting Standards Update 2014-09 | Adjustments |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net income | (265) |
Deferred income taxes | (28) |
Receivables, net | 400 |
Accounts payable and accrued liabilities | 8 |
Current income taxes | (54) |
Other assets and liabilities | (61) |
Accounting Standards Update 2014-09 | Calculated under Revenue Guidance in Effect before Topic 606 |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net income | 345 |
Deferred income taxes | (2) |
Receivables, net | 131 |
Accounts payable and accrued liabilities | (431) |
Current income taxes | (24) |
Other assets and liabilities | $ (23) |

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