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Business Combinations (Tables) | 12 Months Ended
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Dec. 31, 2019
Business Combination |
Schedule of unaudited pro forma combined operating results | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Years ended December 31, | ​
​ |  | 2018 |  | 2017 |
Contract drilling revenues |  | $ | 3,373 | ​ | $ | 4,386 | ​
Net loss | ​ | ​ | (2,124) | ​ | ​ | (3,174) | ​
Per share loss - basic and diluted | ​ | ​ | (3.47) | ​ | ​ | (5.29) | ​
Ocean Rig |
Business Combination |
Schedule of consideration transferred | ​
​ | ​ | ​ | ​ | ​
​ |  | Total |
Consideration transferred | ​ | ​ | ​ | ​
Aggregate fair value of shares issued as partial consideration for Ocean Rig shares | ​ | $ | 1,377 | ​
Aggregate cash paid as partial consideration for Ocean Rig shares |  | ​ | 1,168 | ​
Total consideration transferred in business combination | ​ | $ | 2,545 | ​
Schedule of assets acquired and liabilities assumed | ​
​ | ​ | ​ | ​ | ​
​ |  | Total |
Assets acquired | ​ | ​ | ​ | ​
Cash and cash equivalents |  | $ | 152 | ​
Accounts receivable | ​ | ​ | 76 | ​
Property and equipment | ​ | ​ | 2,205 | ​
Drilling contract intangible assets | ​ | ​ | 275 | ​
Other assets | ​ | ​ | 115 | ​
​ | ​ | ​ | ​ | ​
Liabilities assumed | ​ | ​ | ​ | ​
Accounts payable and other current liabilities | ​ | ​ | 71 | ​
Construction contract intangible liabilities | ​ | ​ | 132 | ​
Other long-term liabilities | ​ | ​ | 54 | ​
Net assets acquired | ​ | $ | 2,566 | ​
Songa |
Business Combination |
Schedule of consideration transferred | ​
​ | ​ | ​ | ​
​ |  | Total
Consideration transferred | ​ | ​ | ​
Aggregate fair value of shares issued as partial consideration for Songa shares |  | $ | 735
Aggregate fair value of Exchangeable Bonds issued as partial consideration for Songa shares | ​ | ​ | 675
Consideration transferred to Songa shareholders | ​ | ​ | 1,410
​ | ​ | ​ | ​
Aggregate fair value of Exchangeable Bonds issued for settlement of certain Songa indebtedness | ​ | ​ | 351
Total consideration transferred in business combination | ​ | $ | 1,761
Schedule of assets acquired and liabilities assumed | ​
​ | ​ | ​ | ​
​ |  | Total
Assets acquired | ​ | ​ | ​
Cash and cash equivalents |  | $ | 113
Accounts receivable | ​ | ​ | 115
Other current assets | ​ | ​ | 80
Property and equipment | ​ | ​ | 2,414
Goodwill | ​ | ​ | 462
Contract intangible assets | ​ | ​ | 632
​ | ​ | ​ | ​
Liabilities assumed | ​ | ​ | ​
Accounts payable and other current liabilities | ​ | ​ | 178
Debt | ​ | ​ | 1,768
Other long-term liabilities | ​ | ​ | 76
Net assets acquired | ​ | ​ | 1,794
​ | ​ | ​ | ​
Noncontrolling interest in business combination | ​ | ​ | 33
Controlling interest acquired in business combination | ​ | $ | 1,761

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