Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2019

Payables And Accruals [Abstract]

Schedule of Accrued Expenses

Accrued expenses consisted of the following (in thousands):

	December 31,
	2019		2018
Compensation and related benefits	$	1,163	$	1,734
Accrued warranty (Note 7)		338		112
Accrued services		1,141		963
Accrued expenses	$	2,642	$	2,809