Accumulated Other Comprehensive Loss, Net of Tax - Schedule of Accumulated Other Comprehensive Loss, Net of Tax (Detail) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Equity [Abstract] | ||
| Fair value of interest rate swaps, net of tax | $ 891 | $ (826) |
| Cumulative foreign currency translation adjustment | (11,674) | (10,813) |
| Accumulated other comprehensive loss, net of tax | $ (10,783) | $ (11,639) |