Issuances of Common Stock - Dividend Reinvestment and Stock Purchase Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Dividend Reinvestment and Stock Purchase Plan
Gross proceeds	$ 11,654	$ 11,232	$ 9,109
DRSPP
Dividend Reinvestment and Stock Purchase Plan
Dividend Reinvestment and Stock Purchase Plan, authorized shares (in shares)	26,000,000
Shares remaining for future issuance (in shares)	11,159,825
Common stock | DRSPP
Dividend Reinvestment and Stock Purchase Plan
Shares of common stock issued (in shares)	175,554	168,000	149,289
Gross proceeds	$ 11,700	$ 11,200	$ 9,100
Common stock | DRSPP waiver approval process
Dividend Reinvestment and Stock Purchase Plan
Shares of common stock issued (in shares)	0	0	0