Warranty Liability (Tables)

6 Months Ended

Jun. 30, 2016

Warranty Liability

Schedule of rollforward of Company's warranty liability

	Three Months Ended				Six Months Ended
	June 30,		June 30,		June 30,		June 30,
	2016		2015		2016		2015
Balance at the beginning of the period	$	6,504	$	5,188	$	7,423	$	6,279
Warranty provision		719		1,133		1,190		1,781
Claims paid/settlements		(926)		(680)		(2,316)		(2,419)
Balance at the end of the period	$	6,297	$	5,641	$	6,297	$	5,641