Quarterly Financial Information S-30-31 (Detail Level 4) (USD $) In Thousands, except Per Share data	3 Months Ended								12 Months Ended
	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2010	Mar. 31, 2010	Dec. 31, 2009	Sep. 30, 2009	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
REVENUE
License	$ 15,123	$ 13,025	$ 15,460	$ 9,459	$ 12,419	$ 16,391	$ 12,013	$ 11,402	$ 53,067	$ 52,225	$ 58,434
Support and service	219,191	210,074	212,378	210,610	198,345	182,090	184,143	155,926	852,253	720,504	614,242
Hardware	14,941	17,086	14,797	14,753	17,081	17,068	14,705	15,003	61,577	63,857	72,917
Total revenue	249,255	240,185	242,635	234,822	227,845	215,549	210,861	182,331	966,897	836,586	745,593
COST OF SALES
Cost of license	1,883	1,145	2,079	1,178	1,812	1,804	1,091	1,120	6,285	5,827	6,885
Cost of support and service	132,244	131,010	126,857	125,806	117,973	114,667	110,026	95,810	515,917	438,476	385,837
Cost of hardware	10,936	12,740	10,880	10,805	12,924	12,565	10,664	11,010	45,361	47,163	53,472
Total cost of sales	145,063	144,895	139,816	137,789	132,709	129,036	121,781	107,940	567,563	491,466	446,194
GROSS PROFIT	104,192	95,290	102,819	97,033	95,136	86,513	89,080	74,391	399,334	345,120	299,399
OPERATING EXPENSES
Selling and marketing	17,791	16,929	16,979	16,362	17,119	16,765	14,866	12,125	68,061	60,875	54,931
Research and development	16,452	15,716	15,837	15,390	14,332	14,001	12,339	10,148	63,395	50,820	42,901
General and administrative	11,899	12,142	15,014	12,506	14,391	12,088	14,512	10,181	51,561	51,172	43,681
Total operating expenses	46,142	44,787	47,830	44,258	45,842	42,854	41,717	32,454	183,017	162,867	141,513
OPERATING INCOME	58,050	50,503	54,989	52,775	49,294	43,659	47,363	41,937	216,317	182,253	157,886
INTEREST INCOME (EXPENSE)
Interest income	15	61	32	17	107	9	4	41	125	161	781
Interest expense	(1,841)	(1,710)	(2,487)	(2,892)	(1,199)	(186)	(143)	(90)	(8,930)	(1,618)	(1,357)
Total interest income (expense)	(1,826)	(1,649)	(2,455)	(2,875)	(1,092)	(177)	(139)	(49)	(8,805)	(1,457)	(576)
INCOME BEFORE INCOME TAXES	56,224	48,854	52,534	49,900	48,202	43,482	47,224	41,888	207,512	180,796	157,310
PROVISION FOR INCOME TAXES	19,650	15,773	16,489	18,129	18,218	11,847	17,247	15,614	70,041	62,926	54,208
NET INCOME	36,574	33,081	36,045	31,771	29,984	31,635	29,977	26,274	137,471	117,870	103,102
Diluted net income per share	$ 0.42	$ 0.38	$ 0.42	$ 0.37	$ 0.35	$ 0.37	$ 0.35	$ 0.31	$ 1.59	$ 1.38	$ 1.22
Diluted weighted average shares outstanding	87,090	86,972	86,523	86,147	85,998	85,480	85,224	84,823	85,948	85,381	84,830
Basic net income per share	$ 0.42	$ 0.38	$ 0.42	$ 0.37	$ 0.35	$ 0.37	$ 0.36	$ 0.31	$ 1.60	$ 1.39	$ 1.23
Basic weighted average shares outstanding	86,335	86,218	85,770	85,469	85,325	84,694	84,341	83,870	84,558	84,558	84,118
Banking Systems and Services
REVENUE
License									37,424	38,117	45,169
Support and service									665,297	585,470	514,748
Hardware									44,171	48,695	57,794
Total revenue									746,892	672,282	617,711
COST OF SALES
Cost of license									5,008	4,732	6,113
Cost of support and service									394,040	348,489	321,489
Cost of hardware									31,850	35,961	42,297
Total cost of sales									430,898	389,182	369,899
GROSS PROFIT									315,994	283,100	247,812
Credit Union Systems and Services
REVENUE
License									15,643	14,108	13,265
Support and service									186,956	135,034	99,494
Hardware									17,406	15,162	15,123
Total revenue									220,005	164,304	127,882
COST OF SALES
Cost of license									1,277	1,095	772
Cost of support and service									121,877	89,987	64,348
Cost of hardware									13,511	11,202	11,175
Total cost of sales									136,665	102,284	76,295
GROSS PROFIT									$ 83,340	$ 62,020	$ 51,587