Note 10 - Operating Segments (Detail) - Financial Information of Reportable Segments (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2013	Jan. 31, 2012
Revenue:
Revenue	$ 58,784	$ 56,053
Gross profit:
Gross Profit	37,872	35,821
Operating income (loss):
Operating Income (Loss)	9,579	11,114
Depreciation and amortization:
Depreciation And Amortization	6,888	6,017
Capital expenditures:
Capital Expenditures	4,320	8,762
Utility [Member]
Revenue:
Revenue	25,284	19,616
Gross profit:
Gross Profit	16,057	11,183
Operating income (loss):
Operating Income (Loss)	13,692	9,450
Depreciation and amortization:
Depreciation And Amortization	1,867	1,776
Capital expenditures:
Capital Expenditures	1,683	1,220
Proprietary Table Games [Member]
Revenue:
Revenue	12,828	11,425
Gross profit:
Gross Profit	10,505	9,292
Operating income (loss):
Operating Income (Loss)	8,453	8,446
Depreciation and amortization:
Depreciation And Amortization	1,916	1,253
Capital expenditures:
Capital Expenditures	387	1,085
Electronic Table Systems [Member]
Revenue:
Revenue	7,105	8,264
Gross profit:
Gross Profit	2,970	4,129
Operating income (loss):
Operating Income (Loss)	74	717
Depreciation and amortization:
Depreciation And Amortization	1,860	1,657
Capital expenditures:
Capital Expenditures	599	1,720
Electronic Gaming Machines [Member]
Revenue:
Revenue	13,317	14,498
Gross profit:
Gross Profit	8,093	8,967
Operating income (loss):
Operating Income (Loss)	4,401	5,853
Depreciation and amortization:
Depreciation And Amortization	287	198
Capital expenditures:
Capital Expenditures	227	4,258
iGaming [Member]
Revenue:
Revenue	250	2,250
Gross profit:
Gross Profit	247	2,250
Operating income (loss):
Operating Income (Loss)	(1,160)	1,459
Depreciation and amortization:
Depreciation And Amortization	33
Capital expenditures:
Capital Expenditures	649	455
Unallocated Corporate [Member]
Operating income (loss):
Operating Income (Loss)	(15,881)	(14,811)
Depreciation and amortization:
Depreciation And Amortization	925	1,133
Capital expenditures:
Capital Expenditures	$ 775	$ 24