Income Taxes (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Income Tax Disclosure [Line Items]
Effective Income Tax Rate, Continuing Operations	21.90%	30.70%	25.90%	31.10%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	35.00%		35.00%
Liability for gross unrecognized tax benefits	$ 641		$ 641
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	296		296
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations	(777)
Accrual for interest and penalties	70		70
Unrecongized Tax Benefits that Would Impact Effective Tax Rate Resulting from Lapses of Applicable Statutes of Limitations [Member]
Income Tax Disclosure [Line Items]
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	$ 274		$ 274