Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 491	$ 481
Operating cash flows from finance leases	2	5
Financing cash flows from finance leases	19	15
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	0	1,638
Finance leases	$ 0	$ 0