Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net income including portion attributable to noncontrolling interest in earnings of joint venture	$ 152,676	$ 168,211	$ 145,152
Reconciliation of net income including portion attributable to noncontrolling interest to net cash provided by operating activities:
Depreciation and amortization	54,078	55,962	56,067
Non-cash interest expense	12,868	12,024	11,235
Amortization of deferred financing costs	2,073	2,237	2,785
Stock-based compensation expense	8,832	15,499	17,915
Deferred income tax expense	31,102	10,653	7,587
Distribution of earnings from unconsolidated joint ventures	5,627
Equity in earnings of unconsolidated joint ventures	(2,620)	(1,728)	(1,755)
Other		1,322
Changes in operating assets and liabilities, net of effect of business acquisitions:
Accounts receivable, net	32,265	(33,919)	(23,624)
Prepaid expenses and other assets	(11,739)	(11,064)	(18,391)
Accounts payable and other accrued expenses	(5,750)	41,879	(8,394)
Accrued compensation and benefits	(23,744)	3	18,277
Income taxes payable and receivable	(17,188)	930	8,590
Deferred rent	(2,861)	(2,878)	809
Supplemental retirement savings plan obligations and other long-term liabilities	13,712	12,092	14,903
Net cash provided by operating activities	249,331	271,223	231,156
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(15,439)	(18,284)	(14,388)
Cash paid for business acquisitions, net of cash acquired	(107,021)	(185,926)	(129,689)
Net investment in unconsolidated joint ventures	(838)		(5,964)
Other	(4,119)	(158)	798
Net cash used in investing activities	(127,417)	(204,368)	(149,243)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from borrowings under bank credit facilities, net of financing costs	837,388	1,093,751	343,978
Principal payments made under bank credit facilities	(790,500)	(977,500)	(482,403)
Payment of contingent consideration	(3,187)	(21,611)	(3,345)
Proceeds from employee stock purchase plans	4,505	4,095	4,116
Proceeds from exercise of stock options	13,050	7,466	22,077
Repurchases of common stock	(127,529)	(316,563)	(53,647)
Payment of taxes for equity transactions	(7,605)	(4,535)	(5,192)
Other	853	(584)	1,546
Net cash used in financing activities	(73,025)	(215,481)	(172,870)
Effect of exchange rate changes on cash and cash equivalents	(292)	(451)	1,231
Net increase (decrease) in cash and cash equivalents	48,597	(149,077)	(89,726)
Cash and cash equivalents, beginning of year	15,740	164,817	254,543
Cash and cash equivalents, end of year	64,337	15,740	164,817
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Cash paid for income taxes, net of refunds	76,573	94,994	65,875
Cash paid for interest	13,429	12,447	10,709
Non-cash financing and investing activities:
Landlord-financed leasehold improvements	$ 3,030	$ 5,010	$ 2,853