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Drilling Fleet (Tables) | 12 Months Ended
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Dec. 31, 2019
Drilling Fleet |
Changes in our construction work in progress, including capital expenditures and capitalized interest | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, |
​ |  | 2019 |  | 2018 |  | 2017 |
Construction work in progress, beginning of period | ​ | $ | 632 | ​ | $ | 1,392 | ​ | $ | 2,171 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Capital expenditures | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Newbuild construction program | ​ | ​ | 129 | ​ | ​ | 75 | ​ | ​ | 397 | ​
Other equipment and construction projects | ​ | ​ | 258 | ​ | ​ | 109 | ​ | ​ | 100 | ​
Total capital expenditures | ​ | ​ | 387 | ​ | ​ | 184 | ​ | ​ | 497 | ​
Changes in accrued capital additions | ​ | ​ | 20 | ​ | ​ | 4 | ​ | ​ | (23) | ​
Construction work in progress impaired | ​ | ​ | (5) | ​ | ​ | — | ​ | ​ | — | ​
Construction work in progress acquired in business combination | ​ | ​ | — | ​ | ​ | 28 | ​ | ​ | — | ​
Construction work in progress sold | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (289) | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Property and equipment placed into service | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Newbuild construction program | ​ | ​ | — | ​ | ​ | (903) | ​ | ​ | (896) | ​
Other property and equipment | ​ | ​ | (281) | ​ | ​ | (73) | ​ | ​ | (68) | ​
Construction work in progress, end of period | ​ | $ | 753 | ​ | $ | 632 | ​ | $ | 1,392 | ​

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- Definition Disclosure of actual capital expenditures and other capital additions, including capitalized interest, for remaining major construction projects. + References No definition available. + Details
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- References No definition available. + Details
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