Note 12 - Earnings Per Share - (Details Textual) - shares shares in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share [Abstract]
Common stock conversion basis	one-for-one basis
Weighted average number of antidilutive convertible preferred stock, restricted stock, RSUs and OP units outstanding	6.8	4.1