Financial Highlights (Net Asset Value Based Total Return For A Shareholder Assuming Conversion Of All LTIP and OP Units) (Details)	12 Months Ended
	Dec. 31, 2014
Financial Highlights [Line Items]
Total LTIP and OP Units Outstanding	641,314
Total Return	7.39%	[1]
Percentage of LTIP and OP units outstanding	1.88%

[1] Total return is calculated assuming all LTIP and OP Units had been converted into common shares at December 31, 2014. LTIP and OP Units outstanding at December 31, 2014 totaled 641,314 and represent 1.88% of total common shares and LTIP and OP Units outstanding as of that date.