Preferred Stock (Narrative) (Details) - $ / shares				11 Months Ended	12 Months Ended
	Jul. 29, 2021	Mar. 01, 2017	Feb. 28, 2017	Dec. 01, 2021	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Issuance of common stock, shares	2,686,571
Series E Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares outstanding	925,000					925,000
Preferred stock, annual dividend rate		6.25%	6.25%			6.25%
Preferred stock, fixed annual amount of dividend per share			$ 10.00
Preferred stock, dividend rate increase resulting from failure to pay dividend, with equity offerings					9.50%
Redeemable preferred stock, liquidation preference per share	$ 10
Preferred stock, percentage of liquidation value at which holders can sell	130.00%
Common stock used to satisfy put rights, weighted average per share, number of trading days	30 days
Common stock used to satisfy put rights, price per share	$ 4.9021
Common Stock [Member]
Class of Stock [Line Items]
Issuance of common stock, shares	2,686,571			2,686,000