Subsequent Events (Details) - USD ($)															9 Months Ended
	Dec. 27, 2022	Nov. 28, 2022	Oct. 28, 2022	Oct. 27, 2022	Oct. 11, 2022	Sep. 27, 2022	Aug. 29, 2022	Jul. 27, 2022	Jun. 27, 2022	May 27, 2022	Apr. 27, 2022	Mar. 28, 2022	Feb. 28, 2022	Jan. 27, 2022	Sep. 30, 2022	Sep. 30, 2021
Subsequent Event [Line Items]
Preferred stock dividends paid															$ 8,986,000	$ 8,477,000
Common stock repurchased (in shares)															0
Common stock repurchased															$ 1,544,000	0
Aggregate amount paid to holders of record															98,410,000	$ 68,715,000
Subsequent Event
Subsequent Event [Line Items]
Common stock repurchased (in shares)					450,000
Common stock repurchased					$ 2,254,000
Payments for commissions					$ 22,000
Forecast | Subsequent Event
Subsequent Event [Line Items]
Common stock dividends, cash paid (in dollars per share)		$ 0.10	$ 0.10
Aggregate amount paid to holders of record			$ 13,277,000
Series C Preferred Stock
Subsequent Event [Line Items]
Preferred stock dividends, cash paid (in dollars per share)						$ 0.14583	$ 0.14583	$ 0.14583	$ 0.14583	$ 0.14583	$ 0.14583	$ 0.14583	$ 0.14583	$ 0.14583
Preferred stock dividends paid						$ 998,500	$ 998,500	$ 998,500	$ 998,500	$ 998,500	$ 998,500	$ 998,500	$ 998,500	$ 998,500	$ 8,986,500
Series C Preferred Stock | Forecast | Subsequent Event
Subsequent Event [Line Items]
Preferred stock dividends, cash paid (in dollars per share)	$ 0.14583	$ 0.14583		$ 0.14583
Preferred stock dividends paid				$ 998,000