BASIS OF PRESENTATION (Schedule Of Preferred Stock) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Class of Stock
Shares outstanding (in shares)	14,703,214		14,703,214
Series C
Class of Stock
Shares outstanding (in shares)	3,000,000		3,000,000
Aggregate Liquidation Preference	$ 75,000
Dividend Rate (percentage)	6.875%
Dividend per share (in dollars per share)	$ 0.4297	$ 2.1485
Series D
Class of Stock
Shares outstanding (in shares)	7,701,700		7,701,700
Aggregate Liquidation Preference	$ 192,500
Dividend Rate (percentage)	6.50%
Dividend per share (in dollars per share)	$ 0.4063	2.0313
Series E
Class of Stock
Shares outstanding (in shares)	4,001,514		4,001,514
Aggregate Liquidation Preference	$ 100,000
Dividend Rate (percentage)	6.50%
Dividend per share (in dollars per share)	$ 0.4063	$ 2.0313