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Income Taxes (Current Deferred Tax Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Income Taxes [Abstract]    
Deferred profit-sharing contingent commissions $ 11,124 $ 12,274
Accruals and reserves 8,739 7,802
Total current deferred tax assets $ 19,863 $ 20,076