CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Common stock, per share (in dollars per share)	$ 1.14	$ 1.08	$ 0.94
Preferred stock, Series H
Preferred stock, per share (in usd per share)	1,275	1,275	1,275
Preferred stock Series I
Preferred stock, per share (in usd per share)	1,656.24	1,656.24	1,656.24
Preferred stock, Series J
Preferred stock, per share (in usd per share)	839.62	1,043.48	1,559.42
Preferred Stock Series K
Preferred stock, per share (in usd per share)	1,237.5	1,237.52	357.50
Preferred stock, Series L
Preferred stock, per share (in usd per share)	1,125	468.75
Class B Preferred stock, Series A
Preferred stock, per share (in usd per share)	$ 60.00	$ 60.00	20.83
Other
Preferred stock, per share (in usd per share)			$ 30.00