Accrued Warranty (Tables)

9 Months Ended

Sep. 30, 2019

Product Warranties Disclosures [Abstract]

Schedule Product Warranty Accrual Included in Accrued Expenses

Activity in the product warranty accrual is included in accrued expenses above and consists of the following (in thousands):

	For the Nine Months Ended September 30, 2019			Year Ended December 31, 2018
Balance at beginning of period	$	112		$	87
Increase in warranty accrual		850			287
Claims satisfied		(506	)		(262	)
Accrued warranty	$	456		$	112