Intangible Assets and Goodwill (Details 2) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012
Goodwill
Balance at the beginning of the period	$ 768,782
Foreign currency translation adjustment	8,956
Balance at the end of the period	777,738
Printed Products
Goodwill
Balance at the beginning of the period	334,120
Foreign currency translation adjustment	4,863
Balance at the end of the period	338,983
Lottery Systems
Goodwill
Balance at the beginning of the period	186,620
Foreign currency translation adjustment	(1,956)
Balance at the end of the period	184,664
Diversified Gaming
Goodwill
Balance at the beginning of the period	248,042
Foreign currency translation adjustment	6,049
Balance at the end of the period	254,091
Acquisitions
Goodwill
Increase in goodwill resulting from acquisitions	8,600
Goodwill
Foreign currency translation adjustment	$ 300