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Note 6 - Shareholders' Equity (Tables)
12 Months Ended
Mar. 02, 2025
Notes Tables  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
   

March 2, 2025

   

March 3, 2024

 
                 

Unrealized losses on investments, net of taxes of $246 and $840, respectively

  $ (665 )   $ (2,271 )

Accumulated balance

  $ (665 )   $ (2,271 )