Annual report pursuant to Section 13 and 15(d)

Warranty - Summary of Activity in Warranty Accrual (Detail)

v3.7.0.1
Warranty - Summary of Activity in Warranty Accrual (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Movement in Standard Product Warranty Accrual      
Balance at Beginning of the Year $ 5,741 $ 4,884 $ 2,796
Warranty Liabilities Acquired 0 500 564
Warranties Issued 2,281 4,039 3,431
Reassessed Warranty Exposure (966) (485) (34)
Warranties Settled (2,381) (3,197) (1,873)
Balance at End of the Year $ 4,675 $ 5,741 $ 4,884