SUBSEQUENT EVENTS (Details) - $ / shares		3 Months Ended		9 Months Ended
	Oct. 26, 2021	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Subsequent Event [Line Items]
Common stock dividends declared per share (usd per share)		$ 0.170	$ 0.155	$ 0.495	$ 0.620
Preferred stock dividend declared (usd per share)		$ 14.75	$ 14.75	$ 44.25	$ 44.25
Subsequent Event
Subsequent Event [Line Items]
Common stock dividends declared per share (usd per share)	$ 0.17
Preferred stock dividend declared (usd per share)	$ 14.75