Consolidated Statements of Equity (Parenthetical) (USD $)	7 Months Ended	9 Months Ended
	Jul. 31, 2014	Sep. 30, 2013
Dividends paid or accrued on Common Shares of Beneficial Interest		$ 0.4875
Accumulated Distributions in Excess of Net Income [Member]
Dividends declared on Common Shares of Beneficial Interest	$ 0.325
Dividends paid or accrued on Common Shares of Beneficial Interest		$ 0.4875
Series D Preferred Shares of Beneficial Interest [Member]
Dividends paid or accrued on Series D Preferred Share		$ 1.7344
Series D Preferred Shares of Beneficial Interest [Member] | Additional Paid-In Capital [Member]
Dividends declared on Series D Preferred Shares	$ 0.000000
Series D Preferred Shares of Beneficial Interest [Member] | Accumulated Distributions in Excess of Net Income [Member]
Dividends declared on Series D Preferred Shares	$ 1.348963
Dividends paid or accrued on Series D Preferred Share		$ 1.7344