CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Statement of Cash Flows [Abstract]
Net Income	$ 218,985	$ 121,058
Adjustments to reconcile net income to net cash from operating activities:
Depreciation	24,602	24,892
Amortization	48,711	44,568
Change in deferred income taxes	(72,721)	8,745
Expense for stock-based compensation	4,609	4,230
Gain/loss on disposal of assets and businesses	(1,841)	671
Changes in operating assets and liabilities:
Change in receivables	115,572	107,667
Change in prepaid expenses, deferred costs and other	(17,105)	(22,241)
Change in accounts payable	5,371	1,221
Change in accrued expenses	(15,386)	(18,339)
Change in income taxes	2,317	5,007
Change in deferred revenues	(136,206)	(113,612)
Net cash from operating activities	176,908	163,867
CASH FLOWS FROM INVESTING ACTIVITIES:
Payment for acquisitions, net of cash acquired	(137,654)	0
Capital expenditures	(12,249)	(17,405)
Proceeds from the sale of businesses	350	0
Proceeds from sale of assets	205	830
Internal use software	(6,025)	(11,455)
Computer software developed	(46,936)	(41,673)
Net cash from investing activities	(202,309)	(69,703)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings on credit facilities	100,000	50,000
Repayments on credit facilities	(50,000)	(200)
Purchase of treasury stock	(30,018)	(103,885)
Dividends paid	(47,844)	(43,582)
Proceeds from issuance of common stock upon exercise of stock options	1	1
Tax withholding payments related to share based compensation	(7,144)	(5,394)
Proceeds from sale of common stock, net	3,360	2,774
Net cash from financing activities	(31,645)	(100,286)
NET CHANGE IN CASH AND CASH EQUIVALENTS	(57,046)	(6,122)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	114,765	70,310
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 57,719	$ 64,188