v3.22.2.2
Fair Value Measurements (Tables)
 12 Months Ended
Sep. 30, 2022
Fair Value Disclosures [Abstract]  
Fair Value Measurements for Assets and Liabilities Measured at Fair Value on Recurring Basis The following table presents information about the Company’s assets and liabilities measured at fair value on a recurring basis, and indicate the fair value hierarchy of the valuation techniques utilized by the Company:
September 30, 2022
Level 1Level 2Level 3Total
(in thousands)
U.S. government bonds$1,973 $— $— $1,973 
Commercial notes— 41,727 — 41,727 
Corporate debt securities— 271,333 —271,333 
Certificate of deposits50,000 — — 50,000 
Money market instruments 39,262 — — 39,262 
September 30, 2021
Level 1Level 2Level 3Total
(in thousands)
Corporate debt securities$— $254,073 $— $254,073 
Certificate of deposits50,000 — — 50,000 
Money market instruments 160,032 — — 160,032 
Marketable debt securities126,728 — — 126,728