CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 103,770	$ 82,981
Adjustments to reconcile net income to cash from operating activities:
Depreciation	26,153	24,420
Amortization	25,969	24,037
Change in deferred income taxes	3,868	2,933
Expense for stock-based compensation	4,541	4,109
Gain/loss on disposal of assets	(52)	703
Changes in operating assets and liabilities:
Change in receivables	94,694	89,193
Change in prepaid expenses, prepaid cost of product and other	(14,672)	(251)
Change in accounts payable	(970)	(4,710)
Change in accrued expenses	(16,200)	(7,456)
Change in income taxes	8,508	3,090
Change in deferred revenues	(104,293)	(99,881)
Net cash from operating activities	131,316	119,168
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(21,866)	(18,957)
Proceeds from sale of assets	2,809	265
Customer contracts acquired	0	(186)
Internal use software	(6,980)	0
Computer software developed	(29,015)	(23,826)
Net cash from investing activities	(55,052)	(42,704)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments on credit facilities	13,630	17,336
Purchase of treasury stock	0	(9,297)
Dividends paid	(34,146)	(19,813)
Excess tax benefits from stock-based compensation	(3,152)	(2,354)
Proceeds from issuance of common stock upon exercise of stock options	221	4,296
Minimum tax withholding payments related to option exercises	(6,239)	(2,799)
Proceeds from sale of common stock, net	1,974	1,672
Net cash from financing activities	(48,668)	(40,923)
NET CHANGE IN CASH AND CASH EQUIVALENTS	27,596	35,541
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD	127,905	157,313
CASH AND CASH EQUIVALENTS, END OF PERIOD	155,501	192,854
Supplemental Cash Flow Information [Abstract]
Income Taxes Paid	41,233	33,361
Interest Paid	301	1,953
Capital Expenditures Incurred but Not yet Paid	$ 7,198	$ 15,661