Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 80,104	$ 125,629	$ 53,008
Adjustments to reconcile net income to net cash provided by operating activities:
Gain on sale of investment properties, including discontinued operations	(77,114)	(79,843)	(31,894)
Loss on extinguishment of debt	(5,180)	0	0
Depreciation and amortization, including discontinued operations	145,293	135,462	141,022
Amortization of deferred financing costs and discount on notes payable	(1,595)	1,423	604
Stock-based compensation expense, net of forfeitures	2,152	1,473	1,992
Effect of certain non-cash adjustments to rental revenues	(25,873)	(26,475)	(30,039)
Income from unconsolidated joint ventures	(10,562)	(8,302)	(11,268)
Operating distributions from unconsolidated joint ventures	7,764	8,760	10,296
Land and multi-family cost of sales, net of closing costs paid	0	0	302
Other	4,526	0	0
Changes in other operating assets and liabilities:
Change in other receivables and other assets, net	2,156	(10,937)	(644)
Change in operating liabilities	(20,749)	4,471	9,021
Net cash provided by operating activities	111,282	151,661	142,400
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from investment property sales	622,643	225,307	244,471
Property acquisition, development, and tenant asset expenditures	(193,534)	(184,988)	(710,743)
Investment in unconsolidated joint ventures	(28,531)	(9,985)	(18,342)
Distributions from unconsolidated joint ventures	7,369	7,555	26,179
Investment in preferred stock	(5,000)	0	0
Cash acquired in merger with Parkway Properties, Inc.	63,193	0	0
Investments in marketable securities	(21,190)	0	0
Change in notes receivable and other assets	(3,241)	118	(1,819)
Change in restricted cash	19,230	475	(1,361)
Net cash provided by (used in) investing activities	460,939	38,482	(461,615)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from credit facility	716,800	355,900	764,575
Repayment of credit facility	(674,800)	(404,100)	(664,450)
Proceeds from notes payable	870,000	0	85,068
Repayment of notes payable, including prepayment penalties	(907,300)	(22,851)	(22,943)
Cash distributed to Parkway, Inc.	(192,755)	0	0
Common stock issued, net of expenses	0	8	321,845
Repurchase of common stock	(13,743)	(47,790)	0
Redemption of preferred shares	0	0	(94,775)
Common dividends paid	(50,548)	(69,196)	(61,555)
Preferred dividends paid	0	0	(2,955)
Contributions from noncontrolling interests	4,126	0	0
Other	(4,195)	0	(3,995)
Distributions to nonredeemable noncontrolling interests	(286,122)	(111)	(2,575)
Net cash provided by (used in) financing activities	(538,537)	(188,140)	318,240
NET INCREASE IN CASH AND CASH EQUIVALENTS	33,684	2,003	(975)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	2,003	0	975
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 35,687	$ 2,003	$ 0