XML 64 R46.htm IDEA: XBRL DOCUMENT
v3.5.0.2

Subsequent Events (Details) $ in Millions |  | 9 Months Ended |  |
--- | --- | --- | --- | ---
Oct. 19, 2016 USD ($) subsidiary | Sep. 30, 2016 USD ($) | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($)
Subsequent events |  |  |  |
Proceeds from issuance of debt |  | $ 1,210 |  |
Subsequent Event | 7.75% Senior Secured Notes due October 2024 |  |  |  |
Subsequent events |  |  |  |
Debt instrument face value | $ 600 |  |  |
Debt instrument interest rate stated percentage | 7.75% |  |  |
Proceeds from issuance of debt | $ 583 |  |  |
Restricted cash account | $ 53 |  |  |
Number of wholly-owned subsidiaries which are guarantors to debt instrument | subsidiary | 1 |  |  |
Semi-annual notes redemption | $ 30 |  |  |
Redemption price of debt instrument (as a percent) | 100.00% |  |  |
Percentage of principal amount that the holder of the note may require the entity to repurchase upon the occurrence of certain events | 100.00% |  |  |
Assets held for sale |  |  |  |
Subsequent events |  |  |  |
Aggregate carrying amount of assets held for sale |  | $ 6 |  | $ 8
Assets held for sale | Subsequent Event | Rig sales |  |  |  |
Subsequent events |  |  |  |
Aggregate carrying amount of assets held for sale |  |  | $ 5 |

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