Income Taxes (Details) (USD $)	12 Months Ended				12 Months Ended							12 Months Ended	1 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2013 Adjustment	Dec. 31, 2012 Adjustment	Dec. 31, 2011 Adjustment	Dec. 31, 2011 Federal	Dec. 31, 2013 State	Dec. 31, 2013 Youbet.com Federal	Dec. 31, 2013 Youbet.com State	Dec. 31, 2003 KENTUCKY State	Oct. 31, 2012 ILLINOIS State
Income Taxes [Line Items]
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	$ 8,380,000	$ 934,000	$ 817,000
Reimbursement percentage of income and sales tax												80.00%
Reduction in operating expense					700,000	700,000	3,100,000
Income tax provision	(30,473,000)	(33,075,000)	(34,289,000)		200,000	500,000	800,000
Combined benefits received	4,400,000
Sales tax receivable	1,200,000
Income tax receivable recorded	1,000,000
Refund received related to overpayment of income taxes								8,500,000
Proceeds from Income Tax Refunds, Tax Amendment								1,900,000
Operating Loss Carryforwards									4,300,000	13,800,000	1,900,000
Operating Loss Carryforwards, Valuation Allowance									900,000
Unrecognized Tax Benefits	582,000	8,565,000	2,109,000	2,926,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	500,000
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	100,000
Income taxes paid													2,900,000
Accrued interest epense related to unrecognized income tax benefits	$ 200,000	$ 200,000