Restructuring - operating expenses (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2019 USD ($)
Restructuring
Initial Value	$ 5,406
Beginning Balance	2,758
Payments, net of sublease income	(1,043)
Accretion Expense	64
Ending Balance	1,779
Lease 1
Restructuring
Initial Value	1,652
Beginning Balance	1,092
Payments, net of sublease income	(403)
Accretion Expense	28
Ending Balance	717
Lease 2
Restructuring
Initial Value	1,311
Beginning Balance	475
Payments, net of sublease income	(452)
Accretion Expense	6
Ending Balance	29
Lease 3
Restructuring
Initial Value	2,443
Beginning Balance	1,191
Payments, net of sublease income	(188)
Accretion Expense	30
Ending Balance	$ 1,033