Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Cash flow from operating activities:
Net Income (Loss) Attributable to Parent	$ 25,954	$ 15,064
Depreciation and amortization	19,258	15,879
Stock-based compensation	3,381	2,736
Excess Tax Benefit from Share-based Compensation, Operating Activities	(2,803)	0
Deferred income taxes	9,783	3,252
Other Noncash (Income) Expense	(116)	(1,232)
Changes in operating assets and liabilities	(92,594)	308
Net cash provided by (used in) operating activities:	(37,137)	36,007
Cash flow from investing activities:
Payments to Acquire Marketable Securities	(59,540)	(25,763)
Proceeds from Sale and Maturity of Marketable Securities	93,315	0
Purchases of property and equipment	(14,266)	(11,511)
Net cash used in investing activities	19,509	(37,274)
Cash flow from financing activities:
(Payments ) proceeds from issuance of common stock	(506)	1,189
Payments for Repurchase of Common Stock	(4,906)	(50,000)
Excess Tax Benefit from Share-based Compensation, Financing Activities	2,803	0
Borrowing under credit agreement/facility	275,000	165,000
Repayments under credit agreements/facilities	(207,500)	(111,250)
Payments of Financing Costs	(671)	0
Net cash (used in) provided by financing activities	64,220	4,939
Effect of exchange rate changes on cash and cash equivalents	12,676	6,078
Net increase (decrease) in cash and cash equivalents	59,268	9,750
Cash and cash equivalents at beginning of period	144,027	213,579
Cash and cash equivalents at end of period	203,295	223,329
Supplemental disclosures of cash flow information
Non-cash debt settlement under factoring agreement	10,394	0
Interest	3,198	2,466
Income taxes, net of refunds	$ 10,819	$ 5,072