Future Amortization Expense (Detail) $ in Thousands	Dec. 31, 2015 USD ($)
Expected Amortization Expense [Line Items]
2016	$ 11,780
2017	10,589
2018	7,667
2019	5,255
2020	4,592
Thereafter	8,953
Intangible Assets And Debt Issuance Cost , Total	$ 48,836

Expected Amortization Expense [Line Items]

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Intangible Assets And Debt Issuance Cost

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Intangible Assets And Debt Issuance Cost Amortization Expense After Year Five

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Intangible Assets And Debt Issuance Cost Amortization Expense Next Twelve Months

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Intangible Assets And Debt Issuance Cost Amortization Expense Year Five

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Intangible Assets And Debt Issuance Cost Amortization Expense Year Four

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Intangible Assets And Debt Issuance Cost Amortization Expense Year Three

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Intangible Assets And Debt Issuance Cost Amortization Expense Year Two

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