Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
OPERATING ACTIVITIES
Net income	$ 42,227	$ 24,022
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	54,041	50,079
Other amortization	1,192	822
Share-based compensation	3,699	3,019
Amortization of straight-line rent receivable (lessor)	(1,587)	(1,461)
Amortization of straight-line rent on operating leases (lessee)	378	367
Gain on sales of real estate properties	(44,784)	(18,890)
Loss on extinguishment of debt	1,429	0
Impairment of real estate properties	(25)	834
Equity loss from unconsolidated joint ventures	345	74
Non-cash interest from financing receivable	(199)
Changes in operating assets and liabilities:
Other assets, including right-of-use-assets	(2,563)	(3,467)
Accounts payable and accrued liabilities	(12,212)	(17,181)
Other liabilities	1,830	4,278
Net cash provided by operating activities	43,771	42,496
INVESTING ACTIVITIES
Acquisitions of real estate	(121,964)	(64,275)
Development of real estate	(3,754)	(184)
Additional long-lived assets	(23,326)	(19,937)
Investments in unconsolidated joint ventures	(49,598)	(10,880)
Investment in financing receivable	492	0
Proceeds from sales of real estate properties	84,883	25,445
Net cash used in investing activities	(113,267)	(69,831)
FINANCING ACTIVITIES
Net borrowings on unsecured credit facility	124,000	7,000
Repayments of notes and bonds payable	(17,573)	(946)
Redemption of notes and bonds payable	(2,184)	0
Dividends paid	(46,768)	(42,782)
Net proceeds from issuance of common stock	22,649	63,195
Common stock redemptions	(852)	(1,959)
Debt issuance and assumption costs		(27)
Payments made on finance leases	(257)	(362)
Net cash provided by financing activities	79,015	24,119
Increase (decrease) in cash and cash equivalents	9,519	(3,216)
Cash and cash equivalents at beginning of period	13,175	15,303	$ 15,303
Cash and cash equivalents at end of period	22,694	12,087	$ 13,175
Supplemental Cash Flow Information
Interest paid	16,227	15,779
Invoices accrued for construction, tenant improvements and other capitalized costs	13,516	17,805
Capitalized interest	$ 38	$ 118