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Supplemental Cash Flow Information | 12 Months Ended
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Dec. 31, 2019
Supplemental Cash Flow Information |
Supplemental Cash Flow Information | Note 19—Supplemental Cash Flow Information Net cash provided by operating activities attributable to the net change in other operating assets and liabilities was comprised of the following (in millions): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, |
​ |  | 2019 |  | 2018 |  | 2017 |
Changes in other operating assets and liabilities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Decrease in accounts receivable |  | $ | 87 | ​ | $ | 180 | ​ | $ | 230 | ​
(Increase) decrease in other assets | ​ | ​ | (30) | ​ | ​ | 3 | ​ | ​ | (37) | ​
Decrease in accounts payable and other current liabilities | ​ | ​ | (21) | ​ | ​ | (154) | ​ | ​ | (115) | ​
(Decrease) increase in other long-term liabilities | ​ | ​ | (34) | ​ | ​ | 80 | ​ | ​ | (13) | ​
Change in income taxes receivable / payable, net | ​ | ​ | (303) | ​ | ​ | 125 | ​ | ​ | (58) | ​
Change in receivables from / payables to affiliates, net | ​ | ​ | (10) | ​ | ​ | — | ​ | ​ | — | ​
​ |  | $ | (311) | ​ | $ | 234 | ​ | $ | 7 | ​
​ Additional cash flow information was as follows (in millions): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, |
​ |  | 2019 |  | 2018 |  | 2017 |
Certain cash operating activities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Cash payments for interest |  | $ | 648 | ​ | $ | 570 | ​ | $ | 486 | ​
Cash payments for income taxes | ​ | ​ | 121 | ​ | ​ | 151 | ​ | ​ | 124 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-cash investing and financing activities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Capital additions, accrued at end of period (a) | ​ | $ | 48 | ​ | $ | 30 | ​ | $ | 20 | ​
Issuance of shares in business combinations (b) | ​ | ​ | — | ​ | ​ | 2,112 | ​ | ​ | — | ​
Issuance of debt in business combination (c) | ​ | ​ | — | ​ | ​ | 1,026 | ​ | ​ | — | ​
| (a) | Additions to property and equipment for which we had accrued a corresponding liability in accounts payable at the end of the period. See Note 7—Drilling Fleet. |
| (b) | In connection with our acquisition of Songa and Ocean Rig, we issued 66.9 million and 147.7 million shares, respectively, with an aggregate fair value of $735 million and $1.4 billion, respectively. See Note 4—Business Combinations. |
| (c) | In connection with our acquisition of Songa, we issued $854 million aggregate principal amount of Exchangeable Bonds as partial consideration to Songa shareholders and settlement for certain Songa indebtedness. See Note 4—Business Combinations. |

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- Definition The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -URI http://asc.fasb.org/topic&trid=2134446 + Details
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- References No definition available. + Details
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