Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Operating activities
Net income	$ 43,316us-gaap_ProfitLoss	$ 29,435us-gaap_ProfitLoss	$ 43,994us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	72,282us-gaap_DepreciationAndAmortization	64,325us-gaap_DepreciationAndAmortization	59,427us-gaap_DepreciationAndAmortization
Share-based compensation expense	27,786us-gaap_ShareBasedCompensation	32,928us-gaap_ShareBasedCompensation	25,413us-gaap_ShareBasedCompensation
Excess tax benefits derived from share-based compensation awards	(5,159)	(1,796)	(6,108)
Deferred taxes	(12,807)us-gaap_DeferredIncomeTaxExpenseBenefit	(8,626)us-gaap_DeferredIncomeTaxExpenseBenefit	(1,810)us-gaap_DeferredIncomeTaxExpenseBenefit
Loss on sale of equity method investment	12,681	0	0
Loss in equity interest	2,704	1,910	0
Non-cash gain on equipment	0	1,414	0
Abandonment of long-lived assets	7us-gaap_NoncashProjectAbandonmentCosts	1,529us-gaap_NoncashProjectAbandonmentCosts	0us-gaap_NoncashProjectAbandonmentCosts
Unrealized loss on derivative instruments included in net income	425us-gaap_UnrealizedGainLossOnDerivatives	0us-gaap_UnrealizedGainLossOnDerivatives	0us-gaap_UnrealizedGainLossOnDerivatives
Change in fair value of contingent consideration	2,192	(588)	0
Effect of exchange rate changes on monetary assets and liabilities denominated in non-functional currency	748	29	0
Other non-cash items	1,328us-gaap_OtherNoncashExpense	1,329us-gaap_OtherNoncashExpense	361us-gaap_OtherNoncashExpense
Changes in operating assets and liabilities excluding the effect of business acquisitions:
Accounts receivable	4,008	(1,532)	(1,405)
Inventory	(1,055)us-gaap_IncreaseDecreaseInInventories	(525)us-gaap_IncreaseDecreaseInInventories	1,150us-gaap_IncreaseDecreaseInInventories
Prepaid expenses and other assets	(15,336)	10,791	(5,768)
Accounts payable	14,945	557	5,667
Accrued expenses and other liabilities	515	11,660	19,720
Net cash provided by operating activities	148,580	140,012	140,641
Investing activities
Purchases of property, plant and equipment	(72,122)	(78,999)	(46,420)
Business acquisitions, net of cash acquired	(216,384)	0	(180,675)
Proceeds from sale of intangible assets	137	1,750	0
Purchases of intangible assets	(253)	(750)	(239)
Purchase of available-for-sale securities	(4,629)	0	0
Capitalization of software and website development costs	(9,749)us-gaap_PaymentsToDevelopSoftware	(7,667)us-gaap_PaymentsToDevelopSoftware	(5,463)us-gaap_PaymentsToDevelopSoftware
Maturities and redemptions of marketable securities	0	0	529
Investment in equity interest	(4,994)	(12,753)	0
Proceeds from sale of equity interests	449	0	0
Issuance of note receivable	561	(512)	0
Net cash used in investing activities	(306,984)	(98,931)	(232,268)
Financing activities
Proceeds from borrowings of long-term debt	482,800us-gaap_ProceedsFromIssuanceOfDebt	113,712us-gaap_ProceedsFromIssuanceOfDebt	408,500us-gaap_ProceedsFromIssuanceOfDebt
Payments of long-term debt and debt issuance costs	(274,854)	(105,661)	(181,319)
Payments of withholding taxes in connection with vesting of restricted share units	(9,430)	(3,556)	(4,149)
Purchase of ordinary shares	(42,016)	(64,351)	(309,701)
Payment of capital lease obligations	(1,297)	0	0
Excess tax benefits derived from share-based compensation awards	5,159	1,796	6,108
Proceeds from issuance of shares	4,425	4,805	1,394
Capital contribution from noncontrolling interest	4,821	0	0
Net cash used in financing activities	169,608	(53,255)	(79,167)
Effect of exchange rate changes on cash	1,239	36	(3,555)
Net (decrease) increase in cash and cash equivalents	12,443	(12,138)	(174,349)
Cash and cash equivalents at beginning of period	50,065	62,203
Cash and cash equivalents at end of period	62,508	50,065	62,203
Supplemental Cash Flow Information [Abstract]
Interest	6,446us-gaap_InterestPaid	4,762us-gaap_InterestPaid	1,487us-gaap_InterestPaid
Income Taxes	18,485us-gaap_IncomeTaxesPaid	13,656us-gaap_IncomeTaxesPaid	7,104us-gaap_IncomeTaxesPaid
Capitalization of construction in progress costs related to financing lease obligation	18,117	0	0
Amounts due for acquisition of businesses	$ 21,582	$ 0	$ 570

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- Definition

Amount of cash outflow to satisfy an employee's income tax withholding obligation as part of a net-share settlement of a share-based award.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

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-Section 45

-Paragraph 15

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The cash outflow to acquire debt and equity securities not classified as either held-to-maturity securities or trading securities which would be classified as available-for-sale securities and reported at fair value, with unrealized gains and losses excluded from earnings and reported in a separate component of shareholders' equity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (a),(b)

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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

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- Definition

The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Section 45

-Paragraph 13

-Subparagraph (b)

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The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

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- Definition

The cash outflow for the purchase of loan receivable arising from the financing of goods and services.

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- Definition

The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

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The cash outflow associated with the development or modification of software programs or applications for internal use (that is, not to be sold, leased or otherwise marketed to others) that qualify for capitalization.

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- Definition

The cash inflow from the additional capital contribution to the entity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Glossary Financing Activities

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-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (a)

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The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

No definition available.

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- Definition

Amount of cash inflow from a noncontrolling interest. Includes, but is not limited to, purchase of additional shares or other increase in noncontrolling interest ownership.

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-Glossary Financing Activities

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- Definition

The cash inflow associated with the sale or maturity (principal being due) of securities not classified as either held-to-maturity securities or trading securities which are classified as available-for-sale securities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

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The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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The cash inflow from disposal of asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

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- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 55

-Paragraph 4K

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-Paragraph 19

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-Topic 810

-SubTopic 10

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-Subparagraph (a),(c)

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-Topic 810

-SubTopic 10

-Section 55

-Paragraph 4J

-URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591551-111686

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- Definition

The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (b)

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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- Definition

Future amounts due for acquisition of businesses

+ References

No definition available.

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- Definition

Capitalization of noncash construction in progress costs associated to Financing lease obligation

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No definition available.

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- Definition

Payments of Long Term Debt and Debt Issuance Costs

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No definition available.

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