Income Taxes (Details 2)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reconciliation of provision for income taxes to the amount computed at the Federal statutory rate
Federal income tax at statutory rate	35.00%	35.00%	35.00%
State taxes, net of Federal benefit	4.20%	4.10%	4.90%
Goodwill impairment	0.00%	4.60%	4.30%
Effective Tax Rate Reconciliation Business Combination Gain	0.00%	(2.60%)	0.00%
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential	(0.40%)	(1.10%)	0.00%
Miscellaneous	0.10%	1.20%	0.10%
Effective income tax rate, Total	38.90%	41.20%	44.30%