CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Rental income	$ 132,422	$ 147,354
Expenses:
Real estate taxes	15,333	16,645
Utility expenses	7,260	6,865
Other operating expenses	26,057	27,363
Depreciation and amortization	51,692	60,469
Loss on impairment of real estate	0	17,047
Acquisition and transaction related costs	3,218	0
General and administrative	5,925	5,706
Total expenses	109,485	134,095
Gain on sale of real estate	2,548	2,149
Interest and other income	164	1
Interest expense (including net amortization of debt premiums, discounts and issuance costs of $2,205 and $2,404, respectively)	(25,231)	(27,439)
Income (loss) before income tax expense and equity in net losses of investees	418	(12,030)
Income tax expense	(30)	(531)
Equity in net losses of investees	(834)	(846)
Net loss	$ (446)	$ (13,407)
Weighted average common shares outstanding (basic) (in shares)	48,336	48,243
Weighted average common shares outstanding (diluted) (in shares)	48,336	48,243
Per common share amounts (basic and diluted):
Net loss per common share amounts (basic) (in dollars per share)	$ (0.01)	$ (0.28)
Net loss per common share amounts (diluted) (in dollars per share)	$ (0.01)	$ (0.28)