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Acquisitions - Additional Information (Detail) - Seventy Seven Energy Inc. shares in Millions, $ in Millions |  |  | 3 Months Ended |
--- | --- | --- | --- | ---
Apr. 20, 2017 USD ($) Rigs hp shares | Jan. 27, 2017 USD ($) | Mar. 31, 2017 | Dec. 31, 2016 USD ($)
Business Acquisition [Line Items] |  |  |  |
Repayment of outstanding debt |  | $ 472.0 |  |
Repayment of outstanding debt, net of cash |  | $ 403.0 |  |
Closing date of acquisition |  |  | Apr. 20, 2017 |
Assets acquired and liabilities assumed, total assets |  |  |  | $ 949.0
Assets acquired and liabilities assumed, cash |  |  |  | 48.7
Assets acquired and liabilities assumed, account receivable |  |  |  | 99.5
Assets acquired and liabilities assumed, property and equipment |  |  |  | 750.0
Assets acquired and liabilities assumed, other assets |  |  |  | $ 50.8
Subsequent Event |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Shares of common stock exchange in business acquisition | shares | 46.3 |  |  |
Repayment of outstanding debt | $ 472.0 |  |  |
Repayment of outstanding debt, net of cash | 403.0 |  |  |
Total fair value of the consideration transferred | $ 1,500.0 |  |  |
Number of drilling rigs acquired | Rigs | 91 |  |  |
Number of horsepower of modern, efficient fracturing equipment | hp | 500,000 |  |  |
Subsequent Event | APEX Class Rigs |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Number of rigs | Rigs | 36 |  |  |
Restricted Stock Units (RSUs) | Subsequent Event |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Percentage of shares withheld for tax obligations upon vesting of restricted units | 50.00% |  |  |
Number shares to be issued to former restricted stock unit holders | shares | 0.5 |  |  |

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