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Fair Value of Financial Instruments - Activity in Level 3 financial instruments (Details) - Significant Unobservable Inputs (Level 3) - Recurring - Auction rate securities - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
May 31, 2022
Jul. 02, 2022
Jul. 02, 2022
Fair value assets reconciliation of changes      
Beginning balance   $ 4,944 $ 4,980
Sales $ (5,700) (6,000) (6,000)
Loss recognized in earnings   300 300
Gain included in other comprehensive income (loss)   756 720
Ending balance   $ 0 $ 0