Employee Benefit Plans - 401(K) Saving And Retirement Plan (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Non Employee Director
Non-Employee Benefit Plan Compensation
Granted (in shares)	3,290	2,653
Compensation cost	$ 94	$ 85
Savings And Retirement Plan 401 K
401(K) Savings & Retirement Plan
Common stock, shares issued	96,539	12,513
Total expense (including issuance of shares)	$ 2,200	$ 1,300