Consolidated Balance Sheets (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Allowance for loan losses	$ 14,315	$ 14,268
Preferred shares, par value
Preferred shares, shares authorized	200,000us-gaap_PreferredStockSharesAuthorized	200,000us-gaap_PreferredStockSharesAuthorized
Common stock, par value
Common stock, shares authorized	20,000,000us-gaap_CommonStockSharesAuthorized	20,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued	8,569,557us-gaap_CommonStockSharesIssued	8,455,881us-gaap_CommonStockSharesIssued
Treasury stock, shares	747,964us-gaap_TreasuryStockShares	747,964us-gaap_TreasuryStockShares
Series B Preferred Stock [Member]
Preferred shares, liquidation preference	$ 1,000	$ 1,000
Preferred shares, shares issued	24,111	25,000

Face amount per share of no-par value common stock.

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