Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Income Tax Uncertainties [Abstract]
Effective Income Tax Rate, Continuing Operations	39.00%	35.00%
Income Tax Expense (Benefit), Continuing Operations	$ 5,911	$ 601
Deferred Tax Assets, Net	35,082
State Deferred Tax Assets Net	20,866
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	1,026
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	$ 276
Effective Income Tax Rate Continuing Operations Net Captive Insurance	44.00%	45.00%