Commitments and Contingencies (Narratives) (Details) BRL in Millions	1 Months Ended		12 Months Ended
	Mar. 31, 2017 USD ($)	Mar. 31, 2017 BRL	Jun. 30, 2017 USD ($)	Jun. 30, 2017 BRL	Jun. 30, 2016 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2017 BRL
Loss Contingencies [Line Items]
Net rent expense			$ 9,400,000		$ 8,500,000	$ 11,100,000
Indemnification obligations claims, outstanding			0
Foreign | Secretariat of the Federal Revenue Bureau of Brazil
Loss Contingencies [Line Items]
Value of tax credits disallowed			1,000,000				BRL 3.4
Income tax examination, penalties and interest accrued			5,600,000				18.4
Disputed assessment			6,700,000				21.9
Amount of expenses paid, related to tax audit	$ 100,000	BRL 0.2
Tax liability related to the ICMS Tax Assessments, accrued			2,900,000				BRL 9.4
Foreign | Secretariat of the Federal Revenue Bureau of Brazil | Voluntary Payment of Full Assessment Amount
Loss Contingencies [Line Items]
Attorney's fees			1,300,000	BRL 4.4
Foreign | Secretariat of the Federal Revenue Bureau of Brazil | Minimum
Loss Contingencies [Line Items]
Attorney's fees			400,000	1.2
Foreign | Secretariat of the Federal Revenue Bureau of Brazil | Maximum
Loss Contingencies [Line Items]
Attorney's fees			500,000	BRL 1.8
Inventory Purchase Commitments
Loss Contingencies [Line Items]
Non-cancelable purchase commitments			$ 83,200,000