Common Stock Dividends and Issuances Text Tags (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended					9 Months Ended			12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Jun. 30, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2011	Mar. 31, 2021	Sep. 27, 2021	Feb. 16, 2021	Feb. 01, 2021	Oct. 15, 2020	Oct. 28, 2011
Dividends [Abstract]
Stock Issued During Period, Shares, Other								2,321,286
Conversion of Stock, Shares Converted			475		13,519	2,750		1,208,039
Convertible Preferred Stock, Shares Outstanding (in shares)														45,118
Conversion of Stock, Shares Issued			58,093		1,653,397	336,325
Treasury Stock, Shares, Acquired									2,321,286
Payments for Repurchase of Equity									$ 2,500
Stock Issued During Period, Shares, New Issues	100,401
Sale of Stock, Price Per Share	$ 9.84					$ 9.84
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues	100,401
Sale of Stock, Price Per Share	$ 9.84					$ 9.84
Proceeds from Issuance of Private Placement		$ 4,000	$ 4,400						$ 6,000
Issuance of common stock						$ 958	$ 974
Common Stock
Dividends [Abstract]
Stock Issued During Period, Shares, New Issues			157,806	147,227					112,612
Sale of Stock, Price Per Share											$ 8.88	$ 7.75	$ 6.62
Class of Stock [Line Items]
Stock Repurchased and Retired During Period, Shares									180,573
Stock Issued During Period, Shares, New Issues			157,806	147,227					112,612
Sale of Stock, Price Per Share											8.88	7.75	$ 6.62
Series F Preferred Stock
Dividends [Abstract]
Convertible Preferred Stock, Shares Outstanding (in shares)	9,000		5,000			9,000			5,000
Stock Issued During Period, Shares, New Issues		4,000	5,000
Sale of Stock, Price Per Share										$ 1,000	1,000
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues		4,000	5,000
Sale of Stock, Price Per Share										$ 1,000	$ 1,000
Series D Preferred Stock
Dividends [Abstract]
Convertible Preferred Stock, Shares Outstanding (in shares)	14,851		17,601			14,851			17,601
Class of Stock [Line Items]
Stock Repurchased and Retired During Period, Shares									13,523
Series E Preferred Stock
Dividends [Abstract]
Convertible Preferred Stock, Shares Outstanding (in shares)	3,177		3,177			3,177			3,177
Stock Issued During Period, Shares, New Issues			3,177
Sale of Stock, Price Per Share												1,000
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues			3,177
Sale of Stock, Price Per Share												$ 1,000