Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Mar. 31, 2013		Mar. 31, 2012		Mar. 31, 2013	Mar. 31, 2012
REVENUES:
Gaming operations	$ 33,406		$ 29,043		$ 63,380	$ 53,944
Gaming equipment and system sales	12,787		10,114		26,791	19,707
Other	378		375		702	676
Total revenues	46,571		39,532		90,873	74,327
OPERATING COSTS AND EXPENSES:
Cost of gaming operations revenue	3,263	[1]	3,005	[1]	6,450	5,931
Cost of equipment and system sales	5,381		4,175		11,566	8,333
Selling, general and administrative expenses	11,575		12,276		22,918	23,024
Research and development	4,288		3,896		8,469	7,374
Amortization and depreciation	8,143		9,512		16,107	19,202
Total operating costs and expenses	32,650		32,864		65,510	63,864
Operating income (loss)	13,921		6,668		25,363	10,463
OTHER INCOME (EXPENSE):
Interest income	144		559		314	1,012
Interest expense	(293)		(357)		(589)	(729)
Other income	23		129		33	1,048
Income before income taxes	13,795		6,999		25,121	11,794
Income tax benefit (expense)	(4,452)		(181)		(8,665)	806
Net income	9,343		6,818		16,456	12,600
Basic income per common share (in usd per share)	$ 0.33		$ 0.25		$ 0.58	$ 0.46
Diluted income per common share (in usd per share)	$ 0.31		$ 0.24		$ 0.54	$ 0.44
Other comprehensive income:
Foreign Currency translation adjustments	0		331		0	180
Comprehensive income	$ 9,343		$ 7,149		$ 16,456	$ 12,780
Shares used in net income per common share:
Basic (in shares)	28,666,249		27,250,810		28,567,974	27,453,705
Diluted (in shares)	30,348,151		28,655,227		30,252,389	28,577,279

[1] Cost of gaming operations revenues exclude depreciation and amortization of gaming equipment, content license rights and other depreciable assets, which are included separately in the amortization and depreciation line item.