Other Long-Term Liabilities (Details) - EUR (€) € in Thousands	6 Months Ended
Dec. 31, 2015	Jun. 30, 2015
Other Long-Term Liabilities [Abstract]
Deferred purchase price payable		€ 300
Purchase price paid out period	18 months

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).

No definition available.

Name:	us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant