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Marketable Securities: Contractual maturities of marketable securities (Tables)
 3 Months Ended
Jun. 30, 2023
Tables/Schedules  
Contractual maturities of marketable securities

 

 

Total

 

<1 Year

 

1–3 Years

 

3–6 Years

 

Money market funds

 

$

1,294,300

 

$

1,294,300

 

$

-

 

$

-

 

Corporate bonds

 

 

51,893,106

 

 

12,173,737

 

 

27,318,977

 

 

12,400,392

 

Total

 

$

53,187,406

 

$

13,468,037

 

$

27,318,977

 

$

12,400,392