Non-controlling Interests (Tables)

12 Months Ended

Dec. 31, 2014

Noncontrolling Interest [Abstract]

Schedule of Changes in Trust's Ownership Interest in Subsidiaries

The changes in the Trust’s ownership interest in the subsidiaries impacted consolidated equity during the period as follows:

	Seven Months Ended July 31, 2014		Year Ended December 31, 2013		Year Ended December 31, 2012
Net income attributable to Winthrop Realty Trust	$	12,481	$	28,778	$	24,631
Increase (decrease) in Winthrop Realty Trust paid in capital adjustments from transaction with non-controlling interests		—		103		(4,533	)
Changes from net income attributable to Winthrop Realty Trust and transfers (to) from non-controlling interest	$	12,481	$	28,881	$	20,098