Earnings Per Share (Schedule Of Computation Of Basic And Diluted Earnings Per Share) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013		Mar. 31, 2012
Earnings Per Share [Abstract]
Net Income attributable to common stockholders	$ 8,396		$ 1,257
Less: Dividends attributable to unvested restricted stockholders	(108)		(47)
Net income attributable to common stockholders after allocation to participating securities	$ 8,288		$ 1,210
Basic and Diluted - Weighted average shares outstanding	15,590	[1]	11,374	[1]
Net income attributable to common stockholders	$ 0.53		$ 0.11
Nonvested Restricted Shares	542		233

[1] Weighted average shares outstanding do not include unvested shares of restricted stock totaling 542 and 233 for the three months ended March 31, 2013, and 2012, respectively.