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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS - ALLOWANCE FOR DOUBTFUL ACCOUNTS (Detail) - 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 $ 8,000    
Balance at End of Year 8,600 $ 8,000  
Allowance for Doubtful Accounts      
Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at Beginning of Year 8,026 8,783 $ 10,722
Additions Charged to Income 2,156 1,618 1,882
Accounts Receivable Write-offs (862) (1,387) (2,738)
Translation and Other (684) (988) (1,083)
Balance at End of Year $ 8,636 $ 8,026 $ 8,783