Business Segment Information Reconciliation of Operating Profit by Segment to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
REVENUE
License	$ 516	$ 292	$ 2,059	$ 2,530
Support and service	342,769	319,649	1,013,331	947,615
Hardware	10,482	13,245	31,959	37,532
Total revenue	353,767	333,186	1,047,349	987,677
COST OF SALES
Cost of license	280	193	591	873
Cost of support and service	198,844	184,527	576,006	541,230
Cost of hardware	7,603	9,553	23,039	26,279
Total cost of sales	206,727	194,273	599,636	568,382
GROSS PROFIT	147,040	138,913	447,713	419,295
Total operating expenses	58,309	59,083	178,958	174,140
Total interest income (expense)	(236)	(432)	(395)	(725)
INCOME BEFORE INCOME TAXES	88,495	79,398	268,360	244,430
Banking Systems and Services [Member]
REVENUE
License	402	292	1,602	2,102
Support and service	252,812	236,337	756,701	696,691
Hardware	6,778	9,574	20,069	25,153
Total revenue	259,992	246,203	778,372	723,946
COST OF SALES
Cost of license	245	193	488	755
Cost of support and service	152,583	141,995	445,482	415,148
Cost of hardware	4,904	6,923	14,195	17,455
Total cost of sales	157,732	149,111	460,165	433,358
GROSS PROFIT	102,260	97,092	318,207	290,588
Credit Union Systems and Services [Member]
REVENUE
License	114	0	457	428
Support and service	89,957	83,312	256,630	250,924
Hardware	3,704	3,671	11,890	12,379
Total revenue	93,775	86,983	268,977	263,731
COST OF SALES
Cost of license	35	0	103	118
Cost of support and service	46,261	42,532	130,524	126,082
Cost of hardware	2,699	2,630	8,844	8,824
Total cost of sales	48,995	45,162	139,471	135,024
GROSS PROFIT	$ 44,780	$ 41,821	$ 129,506	$ 128,707