Commitments and Contingencies - Narrative (Details) € in Millions, $ in Millions	1 Months Ended	12 Months Ended
	Mar. 31, 2014 EUR (€)	Jun. 30, 2017 USD ($) triggering_event	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2017 EUR (€) triggering_event
Leases, Operating [Abstract]
Rent expense | $		$ 8.4	$ 8.3	$ 8.3
Standby letters of credit | $		$ 2.9
Legal Matters
Matters that might have a material adverse effect on financial position, results of operations or cash flows | triggering_event		0			0
Customer Claim
Legal Matters
Judgment issued | €	€ 1.9
Damages, plus interest, with the possibility of additional damages to be determined | €					€ 1.7