Intangible Assets and Goodwill (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012
Goodwill
Balance at the beginning of the period	$ 768,318
Foreign currency translation adjustment	11,249
Balance at the end of the period	779,567
Printed Products
Goodwill
Balance at the beginning of the period	334,120
Foreign currency translation adjustment	1,216
Balance at the end of the period	335,336
Lottery Systems
Goodwill
Balance at the beginning of the period	186,620
Foreign currency translation adjustment	2,567
Balance at the end of the period	189,187
Diversified Gaming
Goodwill
Balance at the beginning of the period	247,578
Foreign currency translation adjustment	7,466
Balance at the end of the period	$ 255,044