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FAIR VALUE MEASUREMENT (Tables)
 12 Months Ended
Sep. 30, 2025
Fair Value Disclosures [Abstract]  
Schedule of Fair Value of Investments Measured on Recurring Basis
The following tables represent the fair value hierarchy of the Company’s investments as of September 30, 2025 and 2024, respectively (amounts in thousands):
September 30, 2025BalanceQuoted Prices in Active Markets (Level 1)Significant Other Observable Inputs (Level 2)Significant Unobservable Inputs (Level 3)
Assets:
Short-term investments:
U.S. Government and agency securities, short-term$998 $— $998 $— 
Commercial paper19,575 — 19,575 — 
Corporate debt securities18,285 — 18,285 — 
Total short-term investments at fair value38,858 — 38,858 — 
Long-term investments:
Corporate debt securities3,464 — 3,464 — 
Total long-term investments at fair value3,464 — 3,464 — 
Total assets at fair value$42,322 $— $42,322 $— 
September 30, 2024BalanceQuoted Prices in Active Markets (Level 1)Significant Other Observable Inputs (Level 2)Significant Unobservable Inputs (Level 3)
Assets:
Short-term investments:
U.S. Treasury$3,836 $— $3,836 $— 
Commercial paper15,984 — 15,984 — 
Corporate debt securities17,064 — 17,064 — 
Total short-term investments at fair value36,884 — 36,884 — 
Long-term investments:
Corporate debt securities11,410 — 11,410 — 
Total long-term investments at fair value11,410 — 11,410 — 
Total assets at fair value$48,294 $— $48,294 $—