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Investments - Available For Sale Securities - Amortized Cost and Fair Value (Details)
$ in Thousands
Jan. 29, 2022
USD ($)
Amortized cost of available-for-sale securities by contractual maturity  
Due within one year $ 3,972
Total 3,972
Fair value of available-for-sale securities by contractual maturity  
Due within one year 3,969
Total $ 3,969