CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Mar. 31, 2012		Mar. 31, 2011		Mar. 31, 2012		Mar. 31, 2011
Revenues:
Transactional and maintenance	$ 114,843		$ 111,431		$ 229,026		$ 226,193
Professional services	30,461		27,041		59,154		54,949
License	14,217		14,352		41,690		27,613
Total revenues	159,521		152,824		329,870		308,755
Operating expenses:
Cost of revenues	48,814	[1]	48,506	[1]	94,788	[1]	94,309	[1]
Research and development	13,986		16,222		27,035		34,283
Selling, general and administrative	57,035	[1]	55,449	[1]	114,359	[1]	115,082	[1]
Amortization of intangible assets	1,490	[1]	1,933	[1]	3,420	[1]	3,862	[1]
Restructuring			11,522				12,391
Total operating expenses	121,325		133,632		239,602		259,927
Operating income	38,196		19,192		90,268		48,828
Interest income	106		57		194		161
Interest expense	(7,984)		(8,137)		(15,971)		(16,378)
Other expense, net	(634)		(78)		(1,182)		(154)
Income from operations before income taxes	29,684		11,034		73,309		32,457
Provision for income taxes	9,672		3,289		23,300		8,703
Net Income	$ 20,012		$ 7,745		$ 50,009		$ 23,754
Earnings per share
Basic	$ 0.57		$ 0.19		$ 1.40		$ 0.59
Diluted	$ 0.55		$ 0.19		$ 1.36		$ 0.59
Shares used in computing earnings per share:
Basic	35,331		40,010		35,685		39,966
Diluted	36,552		40,618		36,721		40,528

[1] Cost of revenues and selling, general and administrative expenses exclude the amortization of intangible assets. See Note 4 to the accompanying condensed consolidated financial statements.