CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
REVENUE
License	$ 13,070	$ 15,267	$ 12,893	$ 11,779	$ 12,063	$ 16,681	$ 13,210	$ 12,864	$ 53,009	$ 54,818	$ 54,811
Support and service	283,635	270,931	274,276	269,544	269,901	250,415	250,310	244,585	1,098,386	1,015,211	909,176
Hardware	14,233	14,731	15,356	14,338	16,184	14,447	15,174	13,552	58,658	59,357	63,122
Total revenue	310,938	300,929	302,525	295,661	298,148	281,543	278,694	271,001	1,210,053	1,129,386	1,027,109
COST OF SALES
Cost of license	747	1,167	947	1,412	1,136	1,360	1,251	1,077	4,273	4,824	6,111
Cost of support and service	166,744	164,223	157,893	154,583	160,807	155,012	144,683	143,418	643,443	603,920	551,285
Cost of hardware	10,892	11,008	10,867	10,941	11,968	10,581	10,523	10,578	43,708	43,650	45,983
Total cost of sales	178,383	176,398	169,707	166,936	173,911	166,953	156,457	155,073	691,424	652,394	603,379
GROSS PROFIT	132,555	124,531	132,818	128,725	124,237	114,590	122,237	115,928	518,629	476,992	423,730
Earnings Per Share
Diluted earnings per share	$ 0.60	$ 0.55	$ 0.63	$ 0.58	$ 0.55	$ 0.53	$ 0.47	$ 0.49	$ 2.36	$ 2.04	$ 1.78
Diluted weighted average shares outstanding	84,276	85,467	85,986	85,854	86,525	86,705	86,639	86,605	85,396	86,619	87,287
Basic earnings per share	$ 0.60	$ 0.55	$ 0.63	$ 0.58	$ 0.56	$ 0.53	$ 0.47	$ 0.49	$ 2.37	$ 2.05	$ 1.79
Basic weighted average shares outstanding	83,740	84,981	85,450	85,294	85,845	86,120	86,084	86,109	84,866	86,040	86,599
Selling and marketing	22,007	22,034	21,071	21,458	20,558	20,935	19,937	20,189	86,570	81,619	76,500
Research and development	17,447	17,486	16,142	15,673	16,870	15,996	15,691	14,645	66,748	63,202	60,876
General and administrative	13,301	13,629	12,132	14,250	13,915	11,950	27,181	13,578	53,312	66,624	50,119
Total operating expenses	52,755	53,149	49,345	51,381	51,343	48,881	62,809	48,412	206,630	211,445	187,495
OPERATING INCOME	79,800	71,382	83,473	77,344	72,894	65,709	59,428	67,516	311,999	265,547	236,235
INTEREST INCOME (EXPENSE)
Interest income	33	84	129	131	130	133	190	187	377	640	1,176
Interest expense	(296)	(262)	(267)	(280)	(2,701)	(1,034)	(1,261)	(1,341)	(1,105)	(6,337)	(5,743)
Total interest income (expense)	(263)	(178)	(138)	(149)	(2,571)	(901)	(1,071)	(1,154)	(728)	(5,697)	(4,567)
INCOME BEFORE INCOME TAXES	79,537	71,204	83,335	77,195	70,323	64,808	58,357	66,362	311,271	259,850	231,668
PROVISION FOR INCOME TAXES	28,928	24,447	29,353	27,407	22,654	18,812	17,852	23,887	110,135	83,205	76,684
NET INCOME	$ 50,609	$ 46,757	$ 53,982	$ 49,788	$ 47,669	$ 45,996	$ 40,505	$ 42,475	$ 201,136	$ 176,645	$ 154,984
Earnings Per Share
Diluted earnings per share	$ 0.60	$ 0.55	$ 0.63	$ 0.58	$ 0.55	$ 0.53	$ 0.47	$ 0.49	$ 2.36	$ 2.04	$ 1.78
Diluted weighted average shares outstanding	84,276	85,467	85,986	85,854	86,525	86,705	86,639	86,605	85,396	86,619	87,287
Basic earnings per share	$ 0.60	$ 0.55	$ 0.63	$ 0.58	$ 0.56	$ 0.53	$ 0.47	$ 0.49	$ 2.37	$ 2.05	$ 1.79
Basic weighted average shares outstanding	83,740	84,981	85,450	85,294	85,845	86,120	86,084	86,109	84,866	86,040	86,599