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Consolidated Statement of Shareholders' Equity [Parenthetical] (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Stock Dividend (in percentage)   2.00%
Tax on unrealized gain on available-for-sale securities $ 0 $ 0
Tax on Reclassification Adjustment $ 0 $ 0