Total Fair Value of Consideration Transferred (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	Oct. 11, 2017	Apr. 20, 2017
Seventy Seven Energy Inc.
Business Acquisition [Line Items]
Shares of Company common stock issued to shareholders		46,298
Company common stock price		$ 22.45
Fair value of common stock issued		$ 1,039,396
Plus long-term debt repaid by Company		472,000
Total fair value of consideration transferred		$ 1,511,396
MS Directional
Business Acquisition [Line Items]
Shares of Company common stock issued to shareholders	8,798
Company common stock price	$ 21.31
Fair value of common stock issued	$ 187,494
Plus long-term debt repaid by Company	63,000
Plus cash to sellers	6,781
Total fair value of consideration transferred	$ 257,275

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Number of shares of equity interests issued or issuable to acquire entity.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.

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The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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