Consolidated Statements of Shareholders' Equity (Deficit) (Unaudited) - USD ($)	Cumulative Effect, Period of Adoption, Adjustment [Member] Preferred Stock [Member] Series B Preferred Stock [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Preferred Stock [Member] Series A Preferred Stock [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Common Stock [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Additional Paid-in Capital [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Retained Earnings [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Noncontrolling Interest [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member] Class B Preferred Units [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Preferred Stock [Member] Series B Preferred Stock [Member]	Preferred Stock [Member] Series A Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Class B Preferred Units [Member]	Total
Balance (in shares) at Dec. 31, 2020									0		16,115,353
Balance at Dec. 31, 2020									$ 0	$ 40,000,000	$ 0	$ 194,950,000	$ (117,666,000)	$ (774,000)	$ 99,350,000	$ 76,510,000
Accretion of discount associated with issuance of subsidiary equity									0	0	0	(75,000)	0	0	75,000	(75,000)
Preferred dividends									$ 0	0	$ 0	(4,612,000)	0	0	0	(4,612,000)
Stock option exercises and proceeds related thereto (in shares)									0		494,900
Stock option exercises and proceeds related thereto									$ 0	0	$ 0	1,696,000	0	0	0	1,696,000
Compensatory stock issuances, net of forfeitures (in shares)									0		39,942
Compensatory stock issuances, net of forfeitures									$ 0	0	$ 0	0	0	0	0	0
Deferred stock-based compensation costs									$ 0	0	$ 0	545,000	0	0	0	545,000
Redemption and retirement of shares (in shares)									0		(9,928)
Redemption and retirement of shares									$ 0	0	$ 0	(297,000)	0	0	0	(297,000)
Net income									$ 0	0	$ 0	0	44,075,000	(48,000)	0	44,027,000
Balance (in shares) at Mar. 31, 2021									0		16,640,267
Balance at Mar. 31, 2021									$ 0	40,000,000	$ 0	192,207,000	(73,591,000)	(822,000)	99,425,000	117,794,000
Balance (in shares) at Dec. 31, 2020									0		16,115,353
Balance at Dec. 31, 2020									$ 0	40,000,000	$ 0	194,950,000	(117,666,000)	(774,000)	99,350,000	$ 76,510,000
Redemption and retirement of shares (in shares)																(18,675)
Redemption and retirement of shares																$ (601,000)
Balance (in shares) at Jun. 30, 2021									2,800,000		16,638,161
Balance at Jun. 30, 2021									$ 0	40,000,000	$ 0	254,001,000	(36,715,000)	(868,000)	99,500,000	216,418,000
Balance (in shares) at Mar. 31, 2021									0		16,640,267
Balance at Mar. 31, 2021									$ 0	40,000,000	$ 0	192,207,000	(73,591,000)	(822,000)	99,425,000	117,794,000
Accretion of discount associated with issuance of subsidiary equity									0	0	0	(75,000)	0	0	75,000	(75,000)
Preferred dividends									$ 0	0	$ 0	(4,663,000)	0	0	0	(4,663,000)
Stock option exercises and proceeds related thereto (in shares)									0		833
Stock option exercises and proceeds related thereto									$ 0	0	$ 0	1,000	0	0	0	1,000
Compensatory stock issuances, net of forfeitures (in shares)									0		5,808
Compensatory stock issuances, net of forfeitures									$ 0	0	$ 0	0	0	0	0	0
Contributions by owners of noncontrolling interests									0	0	0	0	0	4,000	0	4,000
Deferred stock-based compensation costs									$ 0	0	$ 0	687,000	0	0	0	$ 687,000
Redemption and retirement of shares (in shares)									0		(8,747)					(8,747)
Redemption and retirement of shares									$ 0	0	$ 0	(304,000)	0	0	0	$ (304,000)
Net income									$ 0	0	$ 0	0	36,876,000	(50,000)	0	36,826,000
Balance (in shares) at Jun. 30, 2021									2,800,000		16,638,161
Balance at Jun. 30, 2021									$ 0	40,000,000	$ 0	254,001,000	(36,715,000)	(868,000)	99,500,000	216,418,000
Issuance of series B preferred stock, net (in shares)									2,800,000		0
Issuance of series B preferred stock, net									$ 0	0	$ 0	66,148,000	0	0	0	66,148,000
Balance (in shares) at Dec. 31, 2021									3,188,533		14,804,408
Balance at Dec. 31, 2021	$ 0	$ 0	$ 0	$ 0	$ 8,582,000	$ 0	$ 0	$ 8,582,000	$ 0	40,000,000	$ 0	227,763,000	60,236,000	(500,000)	99,650,000	287,499,000
Accretion of discount associated with issuance of subsidiary equity									0	0	0	(75,000)	0	0	75,000	(75,000)
Preferred dividends									$ 0	0	$ 0	(6,131,000)	0	0	0	(6,131,000)
Stock option exercises and proceeds related thereto (in shares)									0		1,000,534
Stock option exercises and proceeds related thereto									$ 0	0	$ 0	2,788,000	0	0	0	2,788,000
Compensatory stock issuances, net of forfeitures (in shares)									0		113,165
Compensatory stock issuances, net of forfeitures									$ 0	0	$ 0	0	0	0	0	0
Contributions by owners of noncontrolling interests									0	0	0	0	0	4,000	0	4,000
Deferred stock-based compensation costs									$ 0	0	$ 0	1,111,000	0	0	0	1,111,000
Redemption and retirement of shares (in shares)									0		(1,005,212)
Redemption and retirement of shares									$ 0	0	$ 0	(65,214,000)	0	0	0	(65,214,000)
Net income									$ 0	0	$ 0	0	45,010,000	(255,000)	0	44,755,000
Balance (in shares) at Mar. 31, 2022									3,188,533		14,912,895
Balance at Mar. 31, 2022									$ 0	40,000,000	$ 0	160,242,000	113,828,000	(751,000)	99,725,000	273,319,000
Balance (in shares) at Dec. 31, 2021									3,188,533		14,804,408
Balance at Dec. 31, 2021	$ 0	$ 0	$ 0	$ 0	$ 8,582,000	$ 0	$ 0	$ 8,582,000	$ 0	40,000,000	$ 0	227,763,000	60,236,000	(500,000)	99,650,000	$ 287,499,000
Stock option exercises and proceeds related thereto (in shares)																1,003,936
Redemption and retirement of shares (in shares)																(1,360,248)
Redemption and retirement of shares																$ (78,075,000)
Balance (in shares) at Jun. 30, 2022									3,188,533		14,561,078
Balance at Jun. 30, 2022									$ 0	40,000,000	$ 0	142,343,000	147,853,000	(979,000)	99,800,000	289,217,000
Balance (in shares) at Mar. 31, 2022									3,188,533		14,912,895
Balance at Mar. 31, 2022									$ 0	40,000,000	$ 0	160,242,000	113,828,000	(751,000)	99,725,000	273,319,000
Accretion of discount associated with issuance of subsidiary equity									0	0	0	(75,000)	0	0	75,000	(75,000)
Preferred dividends									$ 0	0	$ 0	(6,182,000)	0	0	0	(6,182,000)
Stock option exercises and proceeds related thereto (in shares)									0		3,402
Stock option exercises and proceeds related thereto									$ 0	0	$ 0	33,000	0	0	0	33,000
Compensatory stock issuances, net of forfeitures (in shares)									0		(183)
Compensatory stock issuances, net of forfeitures									$ 0	0	$ 0	0	0	0	0	0
Deferred stock-based compensation costs									$ 0	0	$ 0	1,186,000	0	0	0	$ 1,186,000
Redemption and retirement of shares (in shares)									0		(355,036)					(355,036)
Redemption and retirement of shares									$ 0	0	$ 0	(12,861,000)	0	0	0	$ (12,861,000)
Net income									$ 0	0	$ 0	0	34,025,000	(228,000)	0	33,797,000
Balance (in shares) at Jun. 30, 2022									3,188,533		14,561,078
Balance at Jun. 30, 2022									$ 0	$ 40,000,000	$ 0	$ 142,343,000	$ 147,853,000	$ (979,000)	$ 99,800,000	$ 289,217,000