Leases (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases
Operating Lease Cost	$ 573,000	$ 610,000
Short-term Lease Cost	0	2,000
Variable Lease Cost	131,000	129,000
Total Lease Cost	$ 704,000	$ 741,000