Current and Noncurrent Accrued and Other Liabilities - Summary of Current and Noncurrent Accrued and Other Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012
Payables And Accruals [Abstract]
Accrued interest	$ 14,036		$ 13,925
Accrued payroll and benefits	8,331		8,981
Accrued warranty costs	7,701	7,578	7,297	6,944	6,486	6,172
Deferred revenue on extended warranty contracts	7,665		7,407
Customer deposits	1,195		5,500
Other	21,054		23,083
Total current and noncurrent accrued liabilities	59,982		66,193
Less noncurrent portion	17,463		17,086
Current portion of accrued and other liabilities	$ 42,519		$ 49,107