XML 114 R97.htm IDEA: XBRL DOCUMENT v3.24.3
Note 15 - Fair Value Measurements - Schedule of Assets and Liabilities Measured on Recurring Basis (Details) - USD ($)
$ in Thousands
Sep. 30, 2024
Sep. 30, 2023
Available-for-sale debt securities $ 200,616 $ 450,211
Fair Value, Recurring [Member]    
Cash equivalents 157,990 525,952
Foreign exchange contracts 9 44
Total assets 358,615 989,243
Net investment hedge 1,915 (13,036)
Foreign exchange contracts 213 421
Total liabilities 2,128 421
Net investment hedge (1,915) 13,036
Fair Value, Recurring [Member] | Excluding Convertible Debt Securities [Member]    
Available-for-sale debt securities 198,616 450,211
Fair Value, Recurring [Member] | Convertible Debt Securities [Member]    
Available-for-sale debt securities 2,000  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Cash equivalents 157,990 525,952
Foreign exchange contracts 0 0
Total assets 195,574 611,901
Net investment hedge 0 0
Foreign exchange contracts 0 0
Total liabilities 0 0
Net investment hedge (0) 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Excluding Convertible Debt Securities [Member]    
Available-for-sale debt securities 37,584 85,949
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Convertible Debt Securities [Member]    
Available-for-sale debt securities 0  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Cash equivalents 0 0
Foreign exchange contracts 9 44
Total assets 161,041 377,342
Net investment hedge 1,915 (13,036)
Foreign exchange contracts 213 421
Total liabilities 2,128 421
Net investment hedge (1,915) 13,036
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Excluding Convertible Debt Securities [Member]    
Available-for-sale debt securities 161,032 364,262
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Convertible Debt Securities [Member]    
Available-for-sale debt securities 0  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Cash equivalents 0 0
Foreign exchange contracts 0 0
Total assets 2,000 0
Net investment hedge 0 0
Foreign exchange contracts 0 0
Total liabilities 0 0
Net investment hedge (0) 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Excluding Convertible Debt Securities [Member]    
Available-for-sale debt securities 0 $ 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Convertible Debt Securities [Member]    
Available-for-sale debt securities $ 2,000