Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
OPERATING ACTIVITIES
Net income	$ 3,881	$ 11,056
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization, including discontinued operations	41,398	25,684
Amortization of deferred financing fees, including discontinued operations	773	687
Income tax provision	16	30
Loss from unconsolidated joint ventures	791	5,414
Distributions received from operations of unconsolidated joint ventures	1,353	1,798
Loss on extinguishment of debt, including discontinued operations	860	0
Deferred gain recognized on real estate	(117)	(5,282)
Gain on sale of real estate, including discontinued operations	(2,672)	(5,451)
Amortization of premium on mortgages, net	(347)	(186)
Share-based compensation expense	1,060	1,076
Long-term incentive cash compensation expense	1,071	700
Changes in assets and liabilities:
Accounts receivable, net	(1,068)	660
Other assets, net	675	202
Accounts payable, accrued expenses and other liabilities	526	7,151
Net cash provided by operating activities	48,200	43,539
INVESTING ACTIVITIES
Acquisition of real estate, net of assumed debt	0	(202,096)
Development and capital improvements	(34,776)	(18,196)
Net proceeds from sales of real estate	9,883	18,960
Distributions from sale of joint venture property	0	1,687
Increase in restricted cash	(11,461)	(940)
Investment in unconsolidated joint ventures	0	(4,979)
Net cash used in investing activities	(36,354)	(205,564)
FINANCING ACTIVITIES
Proceeds on mortgages and notes payable	175,000	160,000
Repayment of mortgages and notes payable	(151,672)	(116,064)
Net repayments on revolving credit facility	(27,000)	(37,000)
Payment of deferred financing costs	(762)	(1,319)
Proceeds from issuance of common stock	49,890	178,295
Repayment of capitalized lease obligation	(176)	(166)
Conversion of operating partnership units for cash	0	(1,207)
Dividends paid to preferred shareholders	(3,625)	(3,625)
Dividends paid to common shareholders	(25,367)	(18,302)
Distributions paid to operating partnership unit holders	(844)	(778)
Net cash provided by financing activities	15,444	159,834
Net change in cash and cash equivalents	27,290	(2,191)
Cash and cash equivalents at beginning of period	5,795	4,233
Cash and cash equivalents at end of period	33,085	2,042
SUPPLEMENTAL DISCLOSURE OF NON-CASH ACTIVITY
Assumption of debt related to acquisitions	0	158,767
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Cash paid for interest (net of capitalized interest of $884 and $457 in 2014 and 2013, respectively)	16,284	13,811
Cash paid for federal income taxes	$ 0	$ 0