Income Taxes (Tax Rate Reconciliation) (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Effective Income Tax Rate, Continuing Operations, Tax Rate Reconciliation [Abstract]
Statutory federal tax rate	35.00%	35.00%	35.00%
Foreign income taxes	0.00%	0.00%	0.30%
State income taxes, net of federal tax benefit	2.50%	(234.70%)	0.90%
Tax effect of non-deductible goodwill	0.00%	(5121.20%)	0.00%
Tax effect of other non-deductible expenses	0.80%	(26.40%)	1.10%
Other	(0.20%)	(19.30%)	(0.10%)
Effective income tax rate	38.10%	(5366.60%)	37.20%