Balance Sheet Components - Schedule of Other Long-Term Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Statement Of Financial Position [Abstract]
Accrued warranty, less current portion	$ 44,211	$ 33,265
Deferred rent liability	11,239	9,886
Deferred tax liabilities	5,231	5,233
Environmental liabilities, less current portion	3,207	3,364
Asset retirement obligations	2,710	2,115
Other	4,371	4,334
Total	$ 70,969	$ 58,197