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Acquisitions - Additional Information (Detail) |  |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Oct. 11, 2017 USD ($) shares | Apr. 20, 2017 USD ($) Rigs hp shares | Sep. 30, 2017 USD ($) | Sep. 30, 2017 USD ($) | Dec. 31, 2016 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Merger and integration related costs |  |  | $ 9,449,000 | $ 65,798,000 |
Seventy Seven Energy Inc. |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Shares of common stock exchange in business acquisition | shares |  | 46,298,000 |  |  |
Repayment of outstanding debt |  | $ 472,000,000 |  |  |
Merger date |  |  |  | Apr. 20, 2017 |
Total fair value of the consideration transferred |  | $ 1,511,396,000 |  |  |
Number of drilling rigs acquired | Rigs |  | 91 |  |  |
Number of horsepower of modern, efficient fracturing equipment | hp |  | 500,000 |  |  |
Goodwill deductible for tax purposes |  | $ 0 |  |  |
Merger and integration related costs |  |  |  | $ 36,700,000 |
Assets acquired and liabilities assumed, total assets |  | 1,236,166,000 |  |  |
Assets acquired and liabilities assumed, accounts receivable |  | 149,598,000 |  |  |
Assets acquired and liabilities assumed, inventory |  | 8,036,000 |  |  |
Assets acquired and liabilities assumed, property and equipment |  | 984,430,000 |  |  |
Assets acquired and liabilities assumed, other assets |  | $ 14,546,000 |  |  |
Seventy Seven Energy Inc. | APEX Class Rigs |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Number of rigs | Rigs |  | 36 |  |  |
MS Directional |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Shares of common stock exchange in business acquisition | shares | 8,798,391 |  |  |  |
Merger date |  |  |  | Oct. 11, 2017 |
Total fair value of the consideration transferred | $ 262,000,000 |  |  |  |
Aggregate consideration to be paid by the company | $ 75,000,000 |  |  |  |
Business acquisition, description of acquired entity |  |  |  | MS Directional is a leading directional drilling services company in the United States, with operations in most major producing onshore oil and gas basins. MS Directional provides a comprehensive suite of directional drilling services, including directional drilling, downhole performance motors, directional surveying, measurement while drilling, and wireline steering tools. |
Assets acquired and liabilities assumed, total assets |  |  |  |  | $ 104,000,000
Assets acquired and liabilities assumed, accounts receivable |  |  |  |  | 21,400,000
Assets acquired and liabilities assumed, inventory |  |  |  |  | 23,900,000
Assets acquired and liabilities assumed, property and equipment |  |  |  |  | 53,800,000
Assets acquired and liabilities assumed, other assets |  |  |  |  | $ 4,900,000

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