Note 15 - Restructuring - Summary of Activity in Reserves Related to Restructuring Initiatives (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jul. 01, 2019	Jun. 30, 2018
Current Year Restructuring Initiatives [Member]
Restructuring liabilities	$ 538	$ 0
Additions and adjustments	4,610
Payments	(4,072)
Current Year Restructuring Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member]
Restructuring liabilities	520	0
Additions and adjustments	4,004
Payments	(3,484)
Current Year Restructuring Initiatives [Member] | Other Restructuring [Member]
Restructuring liabilities	18	0
Additions and adjustments	606
Payments	(588)
Prior Year Initiatives [Member]
Restructuring liabilities	0	0	$ 152	$ 502
Additions and adjustments	59	321
Payments	(211)	(823)
Prior Year Initiatives [Member] | Involuntary Employee Severance And Benefit Costs [Member]
Restructuring liabilities	0	0	147	168
Additions and adjustments	0	211
Payments	(147)	(379)
Prior Year Initiatives [Member] | Other Restructuring [Member]
Restructuring liabilities	0	0	$ 5	$ 334
Additions and adjustments	59	110
Payments	$ (64)	$ (444)