Common Stock - Schedule of Summary of Changes in Common Stock (Details) - shares shares in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Increase (Decrease) in Common Stock [Roll Forward]
Beginning Balance	30,589
Ending Balance	31,129	30,589
Common Stock [Member]
Increase (Decrease) in Common Stock [Roll Forward]
Beginning Balance	30,589	30,472	28,880
Sales to employees under ESPP	48	3	18
Stock-based compensation	49	46	83
Equity issuance	376		1,438
Stock Issued During Period, Shares, Dividend Reinvestment Plan	67	68	53
Ending Balance	31,129	30,589	30,472