CONSOLIDATED STATEMENTS OF CASH FLOWS - Unaudited - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
OPERATING ACTIVITIES
Net Income	$ 27,357	$ 23,298
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	30,313	27,892
Stock-based compensation expense	1,597	1,226
Changes in operating assets and liabilities:
Accrued income and other assets	577	1,090
Accounts payable, accrued expenses and prepaid rent	18,842	(2,572)
Other	136	505
NET CASH PROVIDED BY OPERATING ACTIVITIES	78,822	51,439
INVESTING ACTIVITIES
Development and value-add properties	(47,539)	(69,687)
Purchases of real estate	0	(6,231)
Real estate improvements	(9,128)	(9,396)
Repayments on mortgage loans receivable	0	7
Changes in accrued development costs	870	1,437
Changes in other assets and other liabilities	(8,122)	(14,754)
NET CASH USED IN INVESTING ACTIVITIES	(63,919)	(98,624)
FINANCING ACTIVITIES
Proceeds from unsecured bank credit facilities	96,798	221,777
Repayments on unsecured bank credit facilities	(129,480)	(251,524)
Proceeds from Unsecured Debt	50,000	100,000
Repayments on secured debt	(42,263)	(2,220)
Debt issuance costs	(223)	(564)
Distributions paid to stockholders (not including dividends accrued)	(31,863)	(29,947)
Proceeds from common stock offerings	46,427	14,734
Other	(4,252)	(4,624)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	(14,856)	47,632
INCREASE IN CASH AND CASH EQUIVALENTS	47	447
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	21	224
CASH AND CASH EQUIVALENTS AT END OF PERIOD	68	671
SUPPLEMENTAL CASH FLOW INFORMATION
Cash paid for interest, net of amounts capitalized of $2,237 and $2,561 for 2021 and 2020, respectively	6,503	8,181
Cash paid for operating lease liabilities	375	361
NON-CASH OPERATING ACTIVITY
Operating lease liabilities arising from obtaining right of use assets	$ 348	$ 495