Supplemental Financial Statement Information - Other Accrued Liabilities (Detail) - USD ($) $ in Thousands	Sep. 30, 2017	Jun. 30, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Accrued Liabilities Current [Abstract]
Compensation and employee benefit liabilities	$ 89,864		$ 169,923
Accrued interest	48,787		8,586
Deferred revenue	17,340		25,859
Product warranty accrual	18,472	$ 20,283	21,631	$ 21,777	$ 18,356	$ 17,964
Restructuring reserve	17,479		30,438
Income taxes payable	16,378		49,984
Value-added taxes payable	12,860		14,885
Accrued professional fees	9,664		10,621
Other	78,511		97,470
Other Accrued Liabilities	$ 309,355		$ 429,397