Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Statement of Comprehensive Income [Abstract] | |||
| Net income | $ 59,497 | $ 23,655 | $ 30,973 |
| Changes in derivative instrument: | |||
| Net change in fair value of interest rate swaps | (240) | 216 | (43) |
| Net (loss) gain reclassified to interest expense | (1) | (2) | 3 |
| Tax benefit (expense) | 86 | (76) | 14 |
| Net change in derivative instrument | (155) | 138 | (26) |
| Foreign currency translation adjustments | 3,052 | (975) | (1,186) |
| Other comprehensive income (loss), net of tax | 2,897 | (837) | (1,212) |
| Total comprehensive income | $ 62,394 | $ 22,818 | $ 29,761 |