Financial Highlights (Net Asset Based Total Return For A Shareholder Assuming Conversion Of All LTIP and OP Units) (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2013		Jun. 30, 2013
Financial Highlights [Line Items]
Total LTIP and OP Units Outstanding	609,096		609,096
Total Return	(0.07%)	[1]	7.80%	[1]
Percentage of LTIP and OP units outstanding	2.34%		2.34%

[1] Total return is calculated assuming all LTIP and OP units had been converted into common shares at June 30, 2013. Total return represents all shareholders' equity accounts outstanding for the entire period. LTIP and OP units outstanding at June 30, 2013 totaled 609,096 and represent 2.34% of total common shares and LTIP and OP units outstanding as of that date.