CONSOLIDATED STATEMENTS OF EQUITY - USD ($) shares in Thousands, $ in Thousands	Parent	Common Stock	Capital in Excess of Par Value	Cumulative Net Income	Accumulated Other Comprehensive Income (Loss)	Cumulative Distributions	Non-controlling Interests	Total
Balance at beginning of period at Dec. 31, 2021	$ 736,714	$ 394	$ 856,895	$ 1,444,636	$ (172)	$ (1,565,039)	$ 8,413	$ 745,127
Balance (in shares) at Dec. 31, 2021		39,374
Equity activity
Net income	14,412			14,412			95	14,507
Stock-based compensation expense	1,925		1,925					1,925
Non-controlling interest distributions							(95)	(95)
Common stock cash distributions	(22,480)					(22,480)		(22,480)
Cash paid for taxes in lieu of common shares	(1,255)		(1,255)					(1,255)
Cash paid for taxes in lieu of common shares (in shares)		(37)
Fair market valuation adjustment for interest rate swap	4,876				4,876			4,876
Other	(6)	$ 1	(7)					(6)
Other (in shares)		123
Balance at end of period at Mar. 31, 2022	734,186	$ 395	857,558	1,459,048	4,704	(1,587,519)	8,413	742,599
Balance (in shares) at Mar. 31, 2022		39,460
Balance at beginning of period at Dec. 31, 2022	828,367	$ 412	931,124	1,544,660	8,719	(1,656,548)	21,940	850,307
Balance (in shares) at Dec. 31, 2022		41,262
Equity activity
Issuance of common stock	1,697		1,697					1,697
Issuance of common stock (in shares)		48
Issuance of restricted stock		$ 1	(1)
Issuance of restricted stock (in shares)		128
Net income	33,134			33,134			427	33,561
Stock-based compensation expense	2,088		2,088					2,088
Non-controlling interests contributions							3,831	3,831
Non-controlling interest distributions							(406)	(406)
Common stock cash distributions	(23,563)					(23,563)		(23,563)
Cash paid for taxes in lieu of common shares	(1,538)		(1,538)					(1,538)
Cash paid for taxes in lieu of common shares (in shares)		(41)
Fair market valuation adjustment for interest rate swap	(1,362)				(1,362)			(1,362)
Other (in shares)		(1)
Balance at end of period at Mar. 31, 2023	$ 838,823	$ 413	$ 933,370	$ 1,577,794	$ 7,357	$ (1,680,111)	$ 25,792	$ 864,615
Balance (in shares) at Mar. 31, 2023		41,396