Product Warranties (Tables)

6 Months Ended

Jun. 30, 2016

Product Warranties Disclosures [Abstract]

Schedule of Product Warranty Liability

Changes in our product warranty obligations were as follows (in thousands):

	Six Months Ended June 30,
	2016			2015
Balance, beginning of period	$	8,545		$	2,246
Accruals	1,644			1,691
Payments	(2,060		)	(1,118		)
Balance, end of period	$	8,129		$	2,819