Consolidated Statements of Cash Flows (USD $)	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Cash flows from operating activities
Net income	$ 20,696,000	$ 10,237,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization (including amortization of deferred financing costs)	7,021,000	5,460,000
Amortization of lease intangibles	4,012,000	2,884,000
Straight-line rental income	(173,000)	(2,476,000)
Loan discount accretion	(1,477,000)	(5,559,000)
Discount accretion received in cash		14,065,000
Income from preferred equity investments	(387,000)
Distributions of income from preferred equity investments	123,000	97,000
Income of equity investments	(12,393,000)	(1,242,000)
Distributions of income from equity investments	10,731,000	4,788,000
Restricted cash held in escrows	3,536,000	(2,312,000)
Loss (gain) on sale of securities carried at fair value	102,000	(41,000)
Unrealized loss (gain) on securities carried at fair value	142,000	(4,141,000)
Unrealized gain on loan securities carried at fair value	(215,000)	(76,000)
Impairment loss on investment in real estate	154,000
Tenant leasing costs	(898,000)	(683,000)
Gain on sale of real estate investments	(9,527,000)
Equity compensation expenses	211,000
Bad debt expense (recovery)	100,000	(242,000)
Net change in interest receivable	376,000	(135,000)
Net change in accounts receivable	(986,000)	(418,000)
Net change in accounts payable and accrued liabilities	(4,532,000)	2,303,000
Net cash provided by operating activities	16,616,000	22,509,000
Cash flows from investing activities
Investments in real estate	(3,059,000)	(28,882,000)
Investment in equity investments	(5,819,000)	(33,546,000)
Investment in preferred equity investments		(4,000,000)
Proceeds from sale of investments in real estate	31,312,000	632,000
Proceeds from sale of equity investments	26,000	2,297,000
Return of capital distribution from equity investments	669,000	38,100,000
Purchase of securities carried at fair value		(5,655,000)
Proceeds from sale of securities carried at fair value	9,090,000	4,614,000
Restricted cash held in escrows	(4,886,000)	(4,431,000)
Issuance and acquisition of loans receivable	(21,437,000)	(44,096,000)
Collection of loans receivable	41,760,000	29,798,000
Proceeds from sale of loans receivable	19,318,000
Cash from consolidation of properties	473,000
Net cash provided by (used in) investing activities	67,447,000	(45,169,000)
Cash flows from financing activities
Proceeds from mortgage loans payable	48,100,000	2,051,000
Principal payments of mortgage loans payable	(3,429,000)	(3,100,000)
Payment of secured financing	(23,770,000)
Proceeds from issuance of Series D Preferred Shares		77,715,000
Repayment of revolving line of credit		(40,000,000)
Restricted cash held in escrows	(2,823,000)	(21,000)
Deferred financing costs	(789,000)	(99,000)
Contribution from non-controlling interest	535,000	3,975,000
Distribution to non-controlling interest		(270,000)
Purchase of non-controlling interests	(150,000)	(400,000)
Issuance of Common Shares under Dividend Reinvestment Plan	234,000	268,000
Dividend paid on Common Shares	(10,734,000)	(10,740,000)
Dividend paid on Series D Preferred Shares	(2,787,000)	(3,712,000)
Net cash provided by financing activities	4,387,000	25,667,000
Net increase in cash and cash equivalents	88,450,000	3,007,000
Cash and cash equivalents at beginning of period	97,682,000	40,952,000
Cash and cash equivalents at end of period	186,132,000	43,959,000
Supplemental Disclosure of Cash Flow Information
Interest paid	11,881,000	7,072,000
Taxes paid	119,000	257,000
Supplemental Disclosure on Non-Cash Investing and Financing Activities
Dividends accrued on Common Shares	5,482,000	5,373,000
Dividends accrued on Series D Preferred Shares	2,786,000
Capital expenditures accrued	2,610,000	1,474,000
Transfer from loans receivable		(2,938,000)
Transfer from preferred equity		(3,923,000)
Transfer to equity investment		6,861,000
Transfer to loan receivable		6,550,000
Transfer from equity investment		(12,400,000)
Transfer to additional paid-in capital		5,487,000
Transfer to non-controlling interests		363,000
Fair value of assets acquired	62,208,000
Fair value of liabilities assumed	62,198,000
Contribution to WRT-Elad One South State Equity L.P.	$ 865,000