Consolidated Statements Of Equity - 3 months ended Mar. 31, 2016 - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Total
Beginning balance, Shares at Dec. 31, 2015		43,310,272
Beginning balance at Dec. 31, 2015	$ 46,000	$ 430	$ 687,448		$ (796)	$ 733,082
Net income				$ 7,433		7,433
Issuance of common stock, net of issuance costs, Shares		183,642
Issuance of common stock, net of issuance costs		$ 5	4,050			4,055
Repurchase of common stock, Shares		(66,095)
Repurchase of common stock			(1,551)			(1,551)
Issuance of restricted stock, Shares		32,797
Stock-based compensation			492			492
Common stock dividends			(1,272)	(6,542)		(7,814)
Preferred stock dividends				$ (891)		(891)
Other comprehensive loss					(201)	(201)
Ending balance, Shares at Mar. 31, 2016		43,460,616
Ending balance at Mar. 31, 2016	$ 46,000	$ 435	$ 689,167		$ (997)	$ 734,605