Schedule I - Condensed Statements of Comprehensive Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating expenses:
General and administrative expenses	$ 25,575	$ 30,930	$ 20,991
Interest expense	32,100	18,244	16,587
Net income	63,696	21,654	107,456
Other comprehensive income (loss)	13,439	5,486	(2,456)
Comprehensive income (loss)	77,135	27,140	105,000
Parent Company [Member]
Condensed Income Statements Captions [Line Items]
Interest income from subsidiaries	23,103	13,818	14,684
Operating expenses:
General and administrative expenses	259	236	153
Interest expense	23,103	13,818	14,684
Loss before equity in net income of subsidiaries	(259)	(236)	(153)
Equity in net income of subsidiaries	63,955	21,890	107,609
Net income	63,696	21,654	107,456
Other comprehensive income (loss)	13,439	5,486	(2,456)
Comprehensive income (loss)	$ 77,135	$ 27,140	$ 105,000