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Note 8 - Fair Value Measurement (Tables)
3 Months Ended
Mar. 31, 2024
Notes Tables  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

Description

 

March 31, 2024

(unaudited)

   

Level I

(unaudited)

   

Level II

(unaudited)

   

Level III (unaudited)

 

Assets:

                               

Marketable securities:

                               

Corporate bonds

  $ 126,870           $ 126,870        

Foreign exchange contracts

    413             413        

Investments in marketable equity securities

    346       346              

Description

 

December 31,

2023

   

Level I

   

Level II

   

Level III

 

Assets:

                               

Marketable securities:

                               

Corporate bonds

  $ 132,695           $ 132,695        

Foreign exchange contracts

    988             988        

Investments in marketable equity securities

    406       406