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Accumulated Other Comprehensive Loss | 12 Months Ended
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Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Accumulated Other Comprehensive Loss |
| (17) | Accumulated Other Comprehensive Loss
The components of accumulated other comprehensive loss consist of the following:
|  | Year ended December 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Net derivative instruments, beginning of year |  | $ | 37 |  |  | $ | (17 | ) |  | $ | — |
Net derivative instrument gain (loss), net of tax |  |  | 99 |  |  |  | 54 |  |  |  | (17 | )
Net derivative instruments, end of year |  |  | 136 |  |  |  | 37 |  |  |  | (17 | )
Cumulative translation adjustments, beginning of year |  |  | (17,869 | ) |  |  | (57,965 | ) |  |  | (48,091 | )
Translation adjustments |  |  | (15,917 | ) |  |  | 40,096 |  |  |  | (9,874 | )
Cumulative translation adjustments, end of year |  |  | (33,786 | ) |  |  | (17,869 | ) |  |  | (57,965 | )
Accumulated other comprehensive loss |  | $ | (33,650 | ) |  | $ | (17,832 | ) |  | $ | (57,982 | )

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- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI http://asc.fasb.org/topic&trid=2134417 + Details
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