Earnings Per Share (Schedule of Calculation of Numerator and Denominator in Earnings Per Share) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share [Abstract]
Net loss from continuing operations	$ (36,219,000)	$ (63,426,000)	$ (77,374,000)	$ (22,700,000)
Preferred stock dividends	(2,688,000)	(2,688,000)	(8,064,000)	(8,064,000)
Net loss (income) attributable to noncontrolling interests	147,000	264,000	299,000	(215,000)
Net earnings (loss) allocated to unvested shares	17,000	(29,000)	58,000	(92,000)
Loss from continuing operations, net of noncontrolling interest, attributable to vested common shares	(38,743,000)	(65,879,000)	(85,081,000)	(31,071,000)
Income (loss) from discontinued operations, net of noncontrolling interests, attributable to vested common shares	125,381,000	(17,354,000)	122,742,000	(5,434,000)
Net income (loss) attributable to vested common shares	$ 86,638,000	$ (83,233,000)	$ 37,661,000	$ (36,505,000)
Weighted average number of vested common shares outstanding, basic	13,494,000	13,252,000	13,357,000	13,191,000
Weighted average number of vested common shares outstanding, diluted	13,494,000	13,252,000	13,357,000	13,191,000
Continuing operations, basic per share	$ (2.87)	$ (4.97)	$ (6.37)	$ (2.36)
Continuing operations, diluted per share	(2.87)	(4.97)	(6.37)	(2.36)
Discontinued operations, basic per share	9.29	(1.31)	9.19	(0.41)
Discontinued operations, diluted per share	9.29	(1.31)	9.19	(0.41)
Net (loss) income per common share attributable to common shareholders, basic	6.42	(6.28)	2.82	(2.77)
Net (loss) income per common share attributable to common shareholders, diluted	$ 6.42	$ (6.28)	$ 2.82	$ (2.77)