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Other Comprehensive Income (loss) (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Other Comprehensive Income (Loss) [Abstract] |  |  |
Unrealized holding gains (losses) on available for sale securities | $ (2,184,000) | $ 3,851,000 | $ (345,000)
Unrealized holding gain on securities transferred from held to maturity to available for sale | 0 | 0 | 421,000
Fair value of interest rate swap | (1,113,000) | 0 | 0
Reclassification adjustments for gains on interest rate swaps later recognized in income | 0 | 0 | (99,000)
Other comprehensive income (loss), before Tax, portion attributable to parent, Total | (3,297,000) | 3,851,000 | (23,000)
Tax effect of unrealized holding gains (losses) on available for sale securities | 1,229,000 | (1,348,000) | 101,000
Tax effect of unrealized holding gain on securities transferred from held to maturity to available for sale | 0 | 0 | (147,000)
Tax effect of fair value of interest rate swap | 390,000 | 0 | 0
Tax effect of reclassification adjustments for gains on interest rate swaps later recognized in income | 0 | 0 | 35,000
Other comprehensive income (loss) | $ (1,678,000) | $ 2,503,000 | $ (34,000)

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