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Note 17 - Commitments and Contingencies (Details Textual) - USD ($)
$ in Millions
12 Months Ended
Aug. 03, 2020
Jun. 28, 2020
Jun. 30, 2019
Personalization Mall [Member] | Subsequent Event [Member]      
Business Combination, Consideration Transferred, Total $ 245.0    
Letter of Credit [Member]      
Debt Instrument, Unused Borrowing Capacity, Amount   $ 2.0 $ 1.6
Technology Infrastructure [Member]      
Long-term Purchase Commitment, Amount   $ 5.5