CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - Scenario, Unspecified [Domain] - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 46,088	$ 43,221
Adjustments to reconcile net income from operations to net cash from operating activities:
Depreciation	13,631	12,963
Amortization	15,817	12,893
Change in deferred income taxes	(2,682)	(2,287)
Excess tax benefits from stock-based compensation, Operating Activities	(3,801)	(2,947)
Expense for stock-based compensation	2,068	1,922
Gain/loss on disposal of assets	(56)	(30)
Changes in operating assets and liabilities:
Change in receivables	64,931	78,489
Change in prepaid expenses, deferred costs and other	(26,225)	(19,806)
Change in accounts payable	(2,200)	2,213
Change in accrued expenses	(4,680)	(16,238)
Change in income taxes	24,329	21,531
Change in deferred revenues	(34,072)	(34,234)
Net cash from operating activities	93,148	97,690
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(21,485)	(7,351)
Proceeds from sale of assets	58	2,702
Internal use software	(3,455)	(3,183)
Computer software developed	(17,999)	(14,076)
Net cash from investing activities	(42,881)	(21,908)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments on credit facilities	(170)	(2,798)
Purchase of treasury stock	(60,544)	0
Dividends paid	(18,042)	(17,054)
Excess tax benefits from stock-based compensation, Financing Activities	3,801	2,947
Proceeds from issuance of common stock upon exercise of stock options	161	111
Minimum tax withholding payments related to option exercises	(7,602)	(6,176)
Proceeds from sale of common stock, net	1,154	1,070
Net cash from financing activities	(81,242)	(21,900)
NET CHANGE IN CASH AND CASH EQUIVALENTS	(30,975)	53,882
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	70,377	127,905
CASH AND CASH EQUIVALENTS, END OF PERIOD	$ 39,402	$ 181,787