Note 11 - Income Taxes (Details Textual) - USD ($) $ in Millions	12 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jul. 01, 2018
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	28.00%
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability			$ (12.2)
Deferred Tax Assets, Capital Loss Carryforwards	$ 26.9
Operating Loss Carryforwards, Total	$ 3.9
Income Tax Examination, Year under Examination	2017
Unrecognized Tax Benefits, Ending Balance	$ 1.4
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	$ 1.0
Domestic Tax Authority [Member]
Open Tax Year	2018 2019
State and Local Jurisdiction [Member]
Open Tax Year	2016 2017 2018 2019
Foreign Tax Authority [Member]
Open Tax Year	2015 2016 2017 2018 2019