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Long-Term Cash Incentive Plan - Additional Information (Detail) - USD ($) $ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Feb. 12, 2016 | Dec. 31, 2016 | Dec. 31, 2015
Long Term Incentive Plan 2016 |  |  |
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items] |  |  |
Estimated payment of plan including employer cost |  | $ 5.5 |
Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent |  | $ 1.9 |
Long Term Incentive Plan 2013 |  |  |
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items] |  |  |
Estimated payment of plan including employer cost | $ 4.8 |  |
Deferred Compensation Cash-based Arrangements, Liability, Current and Noncurrent |  |  | $ 4.8

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- Definition Estimated payout of the LTIP plan. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Definition Aggregate carrying value as of the balance sheet date of the liabilities for deferred compensation arrangements. Represents currently earned compensation under cash arrangements (such as a profit-sharing plan, rabbi trust, and employee contract--excluding equity-based arrangements) that is not actually paid until a later date. + References No definition available. + Details
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- Details
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- Details
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