Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restricted stock unit distributions, shares (in shares)	901,215	1,653,000	1,789,042	1,653,000
Common stock dividends declared, per common share (in dollars per share)	$ 0.0625	$ 0.01125	$ 0.01125	$ 0.02
Preferred stock dividends declared, per share (in dollars per share)	$ 0.875	$ 0.875	$ 1.75	$ 1.75
Common stock issued for 401(k) match, shares (in shares)	143,200	217,000	321,110	382,000
Stock issued to directors, shares (in shares)	98,310	207,000	98,310	207,000
Common stock issued to pension plans, shares (in shares)	1,190,000	3,500,000	1,190,000	3,500,000