Consolidated Statements of Operations and Comprehensive Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Revenue
Rents and reimbursements	$ 15,593	$ 11,841	$ 30,101	$ 23,042
Interest, dividends and discount accretion	4,308	5,778	9,628	11,296
Total Revenue	19,901	17,619	39,729	34,338
Expenses
Property operating	4,892	3,355	9,650	7,530
Real estate taxes	1,659	884	2,542	2,003
Depreciation and amortization	4,950	4,008	9,840	7,273
Interest	6,708	3,448	12,740	7,172
General and administrative	1,098	782	1,945	1,665
Related party fees	2,291	2,298	4,557	4,325
Transaction costs	46	184	52	305
State and local taxes	125	142	142	147
Total expenses	21,769	15,101	41,468	30,420
Other income (loss)
Equity in income of equity investments	4,524	818	12,393	1,242
Earnings from preferred equity investments	185		387
Realized gain (loss) on sale of securities carried at fair value	0	15	(102)	41
Unrealized gain (loss) on securities carried at fair value	(1,860)	(791)	(142)	4,141
Unrealized gain (loss) on loan securities carried at fair value	215	(88)	215	76
Settlement expense	(134)		(134)
Interest income	115	90	185	191
Total other income (loss)	3,045	44	12,802	5,691
Income from continuing operations	1,177	2,562	11,063	9,609
Discontinued operations
Income from discontinued operations	6,568	323	9,633	628
Consolidated net income	7,745	2,885	20,696	10,237
Net loss attributable to non-controlling interest	629	473	1,424	1,374
Net income attributable to Winthrop Realty Trust	8,374	3,358	22,120	11,611
Preferred dividend of Series D Preferred Shares	(2,786)	(2,787)	(5,573)	(3,712)
Amount allocated to restricted shares	(98)		(124)
Net income attributable to Common Shares	5,490	571	16,423	7,899
Per Common Share data - Basic
Income (loss) from continuing operations	$ (0.03)	$ 0.01	$ 0.21	$ 0.22
Income from discontinued operations	$ 0.20	$ 0.01	$ 0.29	$ 0.02
Net income attributable to Winthrop Realty Trust	$ 0.17	$ 0.02	$ 0.50	$ 0.24
Per Common Share data - Diluted
Income (loss) from continuing operations	$ (0.03)	$ 0.01	$ 0.21	$ 0.22
Income from discontinued operations	$ 0.20	$ 0.01	$ 0.29	$ 0.02
Net income attributable to Winthrop Realty Trust	$ 0.17	$ 0.02	$ 0.50	$ 0.24
Basic Weighted-Average Common Shares	33,037	33,064	33,032	33,058
Diluted Weighted-Average Common Shares	33,037	33,064	33,041	33,058
Comprehensive income
Consolidated net income	7,745	2,885	20,696	10,237
Change in unrealized gain (loss) on interest rate derivative	131	(25)	130	(57)
Consolidated comprehensive income	7,876	2,860	20,826	10,180
Net loss attributable to non-controlling interest	629	473	1,424	1,374
Other comprehensive income attributable to non-controlling interest
Comprehensive loss attributable to non-controlling interest	629	473	1,424	1,374
Comprehensive income attributable to Winthrop Realty Trust	$ 8,505	$ 3,333	$ 22,250	$ 11,554