Fair Value of Financial Instruments - Summary of Assets and Liabilities Measured at Fair Value (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Jun. 30, 2016
Assets
Deferred compensation plan investments, current and non-current portion	$ 20,463	$ 17,893
Forward foreign currency exchange contracts	107	33
Total assets at fair value	20,570	17,926
Liabilities
Deferred compensation plan investments, current and non-current portion	20,463	17,893
Forward foreign currency exchange contracts	557	551
Liability for contingent consideration, current and non-current portion	110,835	24,652
Total liabilities at fair value	131,855	43,096
Quoted prices in active markets (Level 1)
Assets
Deferred compensation plan investments, current and non-current portion	20,463	17,893
Forward foreign currency exchange contracts	0	0
Total assets at fair value	20,463	17,893
Liabilities
Deferred compensation plan investments, current and non-current portion	20,463	17,893
Forward foreign currency exchange contracts	0	0
Liability for contingent consideration, current and non-current portion	0	0
Total liabilities at fair value	20,463	17,893
Significant other observable inputs (Level 2)
Assets
Deferred compensation plan investments, current and non-current portion	0	0
Forward foreign currency exchange contracts	107	33
Total assets at fair value	107	33
Liabilities
Deferred compensation plan investments, current and non-current portion	0	0
Forward foreign currency exchange contracts	557	551
Liability for contingent consideration, current and non-current portion	0	0
Total liabilities at fair value	557	551
Significant unobservable inputs (Level 3)
Assets
Deferred compensation plan investments, current and non-current portion	0	0
Forward foreign currency exchange contracts	0	0
Total assets at fair value	0	0
Liabilities
Deferred compensation plan investments, current and non-current portion	0	0
Forward foreign currency exchange contracts	0	0
Liability for contingent consideration, current and non-current portion	110,835	24,652
Total liabilities at fair value	$ 110,835	$ 24,652

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
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Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

+ References

No definition available.

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Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
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Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

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Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.

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Fair value of financial and nonfinancial obligations.

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