Income Taxes (Details Textual) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Contingency [Line Items]
Number of years under state audit	four
Income Taxes (Textual) [Abstract]
Federal net operating loss carry forwards	$ 68.5
Effective income tax rate	38.90%	41.20%	44.30%
Percentage of cumulative ownership	50.00%
Cumulative ownership change period	three-year period