CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $) In Thousands	Total Equity USD ($)	Comprehensive Income (Loss) USD ($)	Preferred Stock	Common Stock Shares	Common Stock Amount	Treasury Stock	Paid-in Capital USD ($)	Retained Earnings USD ($)	Accumulated Other Comprehensive Income (Loss)	Non-Controlling Interest USD ($)
Balance, at Dec. 31, 2011	141,284	(151,052)	1	8,413,669	84	(2)	273,886	(148,235)		15,550
Series C preferred stock dividends (7.0% per year)	$ (210)						$ (210)
Series D preferred stock dividends (9.0% per year)	(902)						(902)
Net income (loss)	(8,104)	(8,104)						(8,324)		220
Sale of controlling interest	1,138									1,138
Acquisition of controlling interest	(69)									(69)
Distributions to non-controlling interests	(8)									(8)
Balance, at Dec. 31, 2012	133,129	(159,156)	1	8,413,669	84	(2)	272,774	(156,559)	0	16,831
Series C preferred stock dividends (7.0% per year)	(210)						(210)
Series D preferred stock dividends (9.0% per year)	(900)						(900)
Net income	59,509	59,509						58,530		979
Sale of controlling interest	56						56
Distributions to non-controlling interests	(14)									(14)
Balance, at Dec. 31, 2013	191,570	(99,647)	1	8,413,669	84	(2)	271,720	(98,029)	0	17,796
Series C preferred stock dividends (7.0% per year)	(106)						(106)
Series D preferred stock dividends (9.0% per year)	(899)						(899)
Net income	41,977	41,977						41,578		399
Issuance of common stock	937			304,298	3		934
Distributions to non-controlling interests	$ (31)									$ (31)
Balance, at Dec. 31, 2014	233,448	(57,670)	1	8,717,967	87	(2)	271,649	(56,451)	0	18,164