Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/presentationRef
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Reference 4: http://www.xbrl.org/2003/role/presentationRef
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Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 6: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Name:	us-gaap_DerivativeAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Fair Value Measurements (Details) - Fair values - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivatives asset
Deferred consideration on acquisitions
Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivatives asset	2,959	2,655
Deferred consideration on acquisitions
Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivatives asset
Deferred consideration on acquisitions	$ (7,530)	$ (6,745)