Litigation (Details) In Millions, unless otherwise specified		12 Months Ended		1 Months Ended		12 Months Ended		1 Months Ended
	Dec. 31, 2013 USD ($)	Dec. 31, 2013 Guarantee of business revenue Minimum USD ($)	Dec. 31, 2013 Performance guarantee USD ($)	May 31, 2013 Ecosalud USD ($)	May 31, 2013 Ecosalud COP	Dec. 31, 2012 International gaming technology USD ($)	Dec. 31, 2013 WMS merger USD ($)	Apr. 30, 2012 Barcrest EUR (€)
Litigation
Loss contingency accrual	$ 25.9
Penalty payable on non-achievement of certain levels of lottery sales		5.0
Surety bond			4.0
Litigation settlement amount				50	90,000
Third party erroneous winning jackpot face amount (in excess of 400 million euros)								400.0
Third party loss								1.5
Damages claimed						25
Interest expense						11
Damages sought						$ 50.00	$ 0.85