Quantitative information regarding the Company’s leases is as follows: (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Finance lease cost components:
Amortization of finance lease assets	$ 13	$ 17	$ 41	$ 54
Interest on finance lease liabilities	4	9	15	30
Total finance lease costs	17	26	56	84
Operating lease cost components:
Operating lease cost	144	140	434	425
Variable lease cost	31	27	91	81
Short-term lease cost	11	10	32	12
Total operating lease costs	186	177	557	518
Total lease cost	$ 203	$ 203	$ 613	$ 602