Consolidated Statements of Equity (Parenthetical) - Accumulated Distributions in Excess of Net Income [Member] - $ / shares	7 Months Ended	12 Months Ended
	Jul. 31, 2014	Dec. 31, 2013
Dividends declared on Common Shares of Beneficial Interest	$ 0.325	$ 0.65
Series D Preferred Shares of Beneficial Interest [Member]
Dividends declared on Series D Preferred Shares	$ 1.348963	$ 2.3125