Fair Value Measurements - Interest Rate Swaps and Caps Derivatives Recognized in Earnings (Detail) - USD ($) $ in Thousands |
Dec. 31, 2015 |
Dec. 31, 2014 |
|---|---|---|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Liabilities | $ 0 | $ 4,075 |
| Interest rate swaps | Other current liabilities | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Liabilities | 0 | 1,865 |
| Interest rate swaps | Other long-term liabilities | ||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
| Liabilities | $ 0 | $ 2,210 |