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Note O - Accumulated Other Comprehensive Loss - Changes to the Components of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 25, 2021
Sep. 26, 2020
Sep. 28, 2019
Balance $ 809,498 $ 833,751 $ 759,091
Other comprehensive income (loss) 2,204 (2,599) (909)
Balance 845,654 809,498 833,751
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]      
Balance (15,587) (12,988)  
Other comprehensive income (loss) 2,204 (2,599)  
Balance $ (13,383) $ (15,587) $ (12,988)