Note 10 - Operating Segments (Details) - Financial Information of Reportable Segments (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Segment Reporting Information [Line Items]
Revenue	$ 73,534	$ 63,386	$ 209,732	$ 185,493
Gross Profit	45,778	40,022	133,744	118,332
Operating Income (Loss)	8,469	13,393	35,175	39,267
Depreciation And Amortization	6,784	6,260	20,440	18,657
Capital Expenditures	13,186	6,363	26,319	21,412
Operating Segments [Member] | Utility [Member]
Segment Reporting Information [Line Items]
Revenue	25,644	24,382	81,445	68,988
Gross Profit	15,529	15,285	51,663	42,622
Operating Income (Loss)	12,775	13,334	43,974	36,986
Depreciation And Amortization	1,805	1,874	5,429	5,549
Capital Expenditures	1,899	1,557	5,766	3,767
Operating Segments [Member] | Proprietary Table Games [Member]
Segment Reporting Information [Line Items]
Revenue	13,839	12,989	40,670	36,300
Gross Profit	11,338	10,629	33,352	29,671
Operating Income (Loss)	9,772	9,555	28,216	26,770
Depreciation And Amortization	1,599	1,359	4,744	3,962
Capital Expenditures	1,878	405	2,973	2,154
Operating Segments [Member] | Electronic Table Systems [Member]
Segment Reporting Information [Line Items]
Revenue	10,822	6,053	25,040	21,183
Gross Profit	4,943	2,055	10,396	8,868
Operating Income (Loss)	1,702	(846)	999	(967)
Depreciation And Amortization	1,947	1,630	6,171	4,940
Capital Expenditures	815	2,634	2,213	4,860
Operating Segments [Member] | Electronic Gaming Machines [Member]
Segment Reporting Information [Line Items]
Revenue	23,167	19,957	62,229	56,699
Gross Profit	13,956	12,048	38,043	34,848
Operating Income (Loss)	8,555	8,701	23,776	24,948
Depreciation And Amortization	430	336	1,178	879
Capital Expenditures	1,305	211	1,874	5,341
Operating Segments [Member] | iGaming [Member]
Segment Reporting Information [Line Items]
Revenue	62	5	348	2,323
Gross Profit	12	5	290	2,323
Operating Income (Loss)	(2,362)	(1,074)	(5,288)	(1,648)
Depreciation And Amortization	112		180
Capital Expenditures	234	704	1,314	1,393
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Operating Income (Loss)	(21,973)	(16,277)	(56,502)	(46,822)
Depreciation And Amortization	891	1,061	2,738	3,327
Capital Expenditures	$ 7,055	$ 852	$ 12,179	$ 3,897