Note 3 - Intangible Assets And Goodwill (Details) - Amortizable Intangible Assets (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Jul. 31, 2013	Oct. 31, 2012
Amortizable intangible assets:
Intangible Assets Net	$ 32,924	$ 38,329
Patents, Games And Prodcts [Member]
Amortizable intangible assets:
Weighted Average Useful Life	10 years
Intangible Assets Gross	67,925	67,174
Less: accumulated amortization	(55,951)	(53,182)
Intangible Assets Net	11,974	13,992
Customer Relationships [Member]
Amortizable intangible assets:
Weighted Average Useful Life	10 years
Intangible Assets Gross	24,967	26,623
Less: accumulated amortization	(16,017)	(15,197)
Intangible Assets Net	8,950	11,426
Licenses And Other [Member]
Amortizable intangible assets:
Weighted Average Useful Life	6 years
Intangible Assets Gross	23,665	22,935
Less: accumulated amortization	(11,665)	(10,024)
Intangible Assets Net	$ 12,000	$ 12,911