Consolidated Statement Of Operations (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Potentially dilutive securities that have been excluded from earnings per share:
Share Based Payments	$ 1,112	$ 2,388
Potentially Dilutive Securities Excluded from the Denominator	8,215,904	11,908,333
Common Units of Limited Partnership Interest [Member]
Potentially dilutive securities that have been excluded from earnings per share:
Potentially Dilutive Securities Excluded from the Denominator	6,914,716	7,100,844
Unvested Stock Awards Outstanding [Member]
Potentially dilutive securities that have been excluded from earnings per share:
Potentially Dilutive Securities Excluded from the Denominator	650,379	1,779,890
Contingently Issuable Share Awards [Member]
Potentially dilutive securities that have been excluded from earnings per share:
Potentially Dilutive Securities Excluded from the Denominator	650,809	3,027,599