Accrued Expenses (Components of Accrued Expenses) (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Payables and Accruals [Abstract]
Payroll and related items	$ 57,699	$ 64,124
Management incentive compensation	8,131	21,567
Income taxes payable	18,334	9,305
Insurance	8,225	10,058
Warranty	6,858	7,196
Deferred revenue	10,477	11,813
Restructuring	1,168	6,056
Liability for uncertain tax positions	2,177	2,084
Accrued interest	1,224	1,738
Other	31,478	29,468
Total accrued expenses	$ 145,771	$ 163,409