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Components of Accumulated Other Comprehensive Loss, Net (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance at beginning of year $ 199,468 $ 188,233 $ 180,905
Balance at end of year 197,728 199,468 188,233
Accumulated translation adjustment:      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance at beginning of year (12,961) (7,680) (2,944)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax (23,061) (5,281) (4,736)
Amounts reclassified from accumulated other comprehensive loss [1] 378    
Balance at end of year (35,644) (12,961) (7,680)
Accumulated effect of retirement benefit obligations:      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance at beginning of year (1,204) (2,224) (745)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax (202) 941 (1,507)
Amounts reclassified from accumulated other comprehensive loss [2] 54 79 28
Balance at end of year (1,352) (1,204) (2,224)
Accumulated deferred gains (losses) on cash flow hedges:      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Balance at beginning of year (20) [3] (18) [3] (31)
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax 17 (2) 13
Balance at end of year [3] $ (3) $ (20) $ (18)
[1] Amount is recorded in equity in earnings (losses) on the consolidated statements of operations.
[2] Amount is recorded in selling, general and administrative expenses on the consolidated statements of operations.
[3] No amounts were reclassified out of accumulated other comprehensive loss. Amounts reclassified would be recorded in interest expense on the consolidated statements of operations.