Accrued Liabilities - Summary of Accrued Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 27, 2014	Dec. 31, 2013
Payables and Accruals [Abstract]
Accrued compensation	$ 22,768	$ 19,929
Accrued income and sales tax	1,446	1,451
Customer deposits	1,342	3,236
Interest payable	4,227	8,965
Provision for forward loss reserves	5,123	4,825
Other	8,010	7,047
Total	$ 42,916	$ 45,453