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Consolidated Statements of Changes in Shareholders' Equity (USD $) In Thousands, except Share data	Total	Series A Preferred Stock [Member]	Preferred Shares [Member]	Preferred Shares [Member] Series A Preferred Stock [Member]	Common Shares [Member]	Accumulated Deficit [Member]	Accumulated Deficit [Member] Series A Preferred Stock [Member]	Treasury Shares [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 31, 2012	$ 103,980us-gaap_StockholdersEquity		$ 23,184		$ 114,365	$ (14,687)		$ (17,235)	$ (1,647)
Balance, shares at Dec. 31, 2012			23,184		7,707,917
Net income	6,179us-gaap_NetIncomeLoss					6,179
Other comprehensive income (loss)	(2,600)								(2,600)
Issuance of Series B preferred shares, net of issuance costs	23,132		23,132
Issuance of Series B preferred shares, net of issuance costs, shares			25,000
Cash dividends ($0.15 per share)	(1,156)us-gaap_DividendsCommonStockCash					(1,156)
Preferred stock dividends	(1,159)us-gaap_DividendsPreferredStockCash					(1,159)
Balance at Dec. 31, 2013	128,376us-gaap_StockholdersEquity		46,316		114,365	(10,823)		(17,235)	(4,247)
Balance, shares at Dec. 31, 2013			48,184		7,707,917
Net income	9,528us-gaap_NetIncomeLoss					9,528
Other comprehensive income (loss)	4,200								4,200
Cash dividends ($0.15 per share)	(1,465)us-gaap_DividendsCommonStockCash					(1,465)
Preferred stock dividends	(1,873)us-gaap_DividendsPreferredStockCash					(1,873)
Redemption of Series A preferred stock		(22,857)		(23,184)			327
Redemption of Series A preferred shares				(23,184)
Balance at Dec. 31, 2014	$ 115,909us-gaap_StockholdersEquity		$ 23,132		$ 114,365	$ (4,306)		$ (17,235)	$ (47)
Balance, shares at Dec. 31, 2014			25,000		7,707,917