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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS - INVENTORY RESERVE (Detail) - Inventory Valuation Reserve - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year $ 36,516 $ 33,874 $ 32,373
Additions Charged to Income 14,279 19,741 13,214
Inventory Write-offs (13,008) (15,818) (11,428)
Translation and Other (1,429) (1,281) (285)
Balance at End of Year 36,358 36,516 33,874
Raw material      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year 7,577 6,891 5,687
Additions Charged to Income 1,446 4,102 1,840
Inventory Write-offs (1,645) (1,611) (2,391)
Translation and Other (823) (1,805) 1,755
Balance at End of Year 6,555 7,577 6,891
Work-in-process      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year 3,139 509 1,729
Additions Charged to Income (76) 579 1,239
Inventory Write-offs (213) (554) (1,720)
Translation and Other 3 2,605 (739)
Balance at End of Year 2,853 3,139 509
Finished goods      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year 25,800 26,474 24,957
Additions Charged to Income 12,909 15,060 10,135
Inventory Write-offs (11,150) (13,653) (7,317)
Translation and Other (609) (2,081) (1,301)
Balance at End of Year $ 26,950 $ 25,800 $ 26,474