Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Investments (Tables)

v3.22.4
Note 3 - Investments (Tables)
 3 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Available-for-Sale Securities Reconciliation [Table Text Block]
   

 

December 31, 2022

  

(In thousands)

  

Cost

    

Unrealized Gains

    

Unrealized Losses

    

Fair Value

  
Short-Term                                

U.S. Treasury securities

   $ 108,580     $ 10     $ 327     $ 108,263  

Certificates of deposit

     9,513       -       238       9,275  

Investment securities – short-term

   $ 118,093     $ 10     $ 565     $ 117,538  
Long-Term                                

U.S Treasury securities

   $ 6,694     $ -     $ 650     $ 6,044  

Certificates of deposit

     4,449       -       200       4,249  

Investment securities – long-term

   $ 11,143     $ -     $ 850     $ 10,293  
Debt Securities, Available-for-Sale, Unrealized Loss Position, Fair Value [Table Text Block]
   

In Unrealized Loss Position For Less

Than 12 Months
    

In Unrealized Loss Position For Greater

Than 12 Months
  

(In thousands)

  

Fair Value

    

Gross Unrealized

Losses

    

Fair Value

    

Gross Unrealized

Losses

  

U.S Treasury securities

   $ -     $ -     $ 15,210     $ 976  

Certificates of deposit

     4,201       89       9,323       350  

Investment securities

   $ 4,201     $ 89     $ 24,532     $ 1,326