Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Income Taxes [Abstract]
Current Income Tax Expense (Benefit)	$ 606	$ 420	$ 1,583	$ 548
Effective Income Tax Rate, Continuing Operations	33.60%	27.90%	34.00%	21.90%
Income Tax Reconciliation, Change in Deferred Tax Assets Valuation Allowance				258
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance				32.30%
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense			$ 0	$ 0
Open Tax Year			2008