Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Real estate assets, accumulated depreciation	$ 1,079,662	$ 874,988
Common stock, par value (in usd per share)	$ 1	$ 1
Common stock, shares authorized (in shares)	300,000,000	300,000,000
Common stock, shares issued (in shares)	154,019,214	151,272,969
Common stock, shares outstanding (in shares)	151,457,190	148,688,036
Treasury stock, shares (in shares)	2,562,024	2,584,933