Restructuring expenses (Details) $ in Thousands	3 Months Ended
	Sep. 30, 2017 USD ($)
Fiscal Year 2018 Restructuring Liabilities
Activity related to the restructuring reserves
Restructuring expenses	$ 21,286
Cash payments	(3,067)
Non-cash amounts	(583)
Other, principally foreign currency translation	(40)
Ending Balance	17,596
Fiscal Year 2017 Restructuring Liabilities
Activity related to the restructuring reserves
Beginning Balance	12,262
Cash payments	(4,579)
Changes in estimates, net	64
Other, principally foreign currency translation	134
Ending Balance	7,881
Employee Severance | Fiscal Year 2018 Restructuring Liabilities
Activity related to the restructuring reserves
Restructuring expenses	20,583
Cash payments	(3,054)
Other, principally foreign currency translation	(39)
Ending Balance	17,490
Employee Severance | Fiscal Year 2017 Restructuring Liabilities
Activity related to the restructuring reserves
Beginning Balance	12,186
Cash payments	(4,506)
Changes in estimates, net	64
Other, principally foreign currency translation	132
Ending Balance	7,876
Facility Closing | Fiscal Year 2017 Restructuring Liabilities
Activity related to the restructuring reserves
Beginning Balance	76
Cash payments	(73)
Other, principally foreign currency translation	2
Ending Balance	5
Asset Impairments | Fiscal Year 2018 Restructuring Liabilities
Activity related to the restructuring reserves
Restructuring expenses	583
Non-cash amounts	(583)
Other Restructuring | Fiscal Year 2018 Restructuring Liabilities
Activity related to the restructuring reserves
Restructuring expenses	120
Cash payments	(13)
Other, principally foreign currency translation	(1)
Ending Balance	$ 106