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Note 5 - Derivative Financial Instruments (Details Textual) - USD ($)
$ in Millions
Jan. 29, 2022
May 01, 2021
Derivative, Notional Amount $ 71.2  
Price Risk Cash Flow Hedge Unrealized Gain (Loss) to be Reclassified During Next 12 Months 10.5  
Prepaid Expenses and Other Current Assets [Member]    
Derivative Asset, Current $ 10.5 $ 3.6