Income Taxes (Details 1)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
The reconciliations of the U.S. federal statutory rate to the effective income tax rate
Tax provision at U.S. federal statutory rates	34.00%	34.00%	34.00%
State taxes	2.30%	2.60%	3.50%
Federal rate adjustment	0.00%	0.00%	34.60%
State rate adjustment	0.00%	0.00%	0.50%
Deferred tax asset adjustments	6.80%	6.40%	5.90%
Non-deductible permanent items	0.70%	0.40%	0.60%
Acquisition costs	7.00%	0.00%	0.00%
Stock options	0.00%	0.00%	0.40%
Other	(1.00%)	0.30%	0.50%
Change in valuation allowance	(7.30%)	(6.30%)	(1219.10%)
Effective income tax rate	42.50%	37.40%	(1139.10%)