Goodwill and Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	$ 166,253	$ 152,074
Amortizable intangible assets, Accumulated Amortization	119,627	101,774
Amortizable intangible assets, Net Balance	46,626	50,300
Non-amortizable intangible assets
Total intangible assets, Gross Carrying Amount	206,036	190,751
Total intangible assets, Accumulated Amortization	121,745	103,892
Total intangible assets, Net Balance	84,291	86,859
Decrease in Deferred Income Taxes	7,877	(81)	124,143
Aggregate intangible amortization expense	17,600	15,300	13,700
Trade names
Non-amortizable intangible assets
Non-amortizable intangible assets, Gross Carrying Amount	39,783	38,677
Non-amortizable intangible assets, Accumulated Amortization	2,118	2,118
Non-amortizable intangible assets, Net Balance	37,665	36,559
Patents
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	13,741	12,941
Amortizable intangible assets, Accumulated Amortization	6,113	5,260
Amortizable intangible assets, Net Balance	7,628	7,681
Customer lists
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	41,471	35,742
Amortizable intangible assets, Accumulated Amortization	25,349	20,511
Amortizable intangible assets, Net Balance	16,122	15,231
Licenses
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	84,852	78,556
Amortizable intangible assets, Accumulated Amortization	66,688	56,706
Amortizable intangible assets, Net Balance	18,164	21,850
Intellectual property
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	24,268	23,335
Amortizable intangible assets, Accumulated Amortization	20,107	18,102
Amortizable intangible assets, Net Balance	4,161	5,233
Non-Compete
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	421	0
Amortizable intangible assets, Accumulated Amortization	73	0
Amortizable intangible assets, Net Balance	348	0
Lottery contracts
Amortizable intangible assets:
Amortizable intangible assets, Gross Carrying Amount	1,500	1,500
Amortizable intangible assets, Accumulated Amortization	1,297	1,195
Amortizable intangible assets, Net Balance	203	305
Barcrest
Non-amortizable intangible assets
Increase in goodwill resulting from acquisitions	2,040
Increase in Other Assets Resulting from Acquisitions	1,490
Decrease in Inventory Resulting from Acquisitions	1,970
Decrease in Deferred Income Taxes	1,090
Increase in current liabilities resulting from acquisition	$ 470