CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Accrued rent receivable, allowance	$ 4,049	$ 4,133
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	400,000,000	400,000,000
Common stock, shares issued (in shares)	171,575,280	171,126,257
Common stock, shares outstanding (in shares)	171,575,280	171,126,257
Common shares in grantor trust, issued and outstanding (in shares)	1,202,385	1,169,703