Fair Value Measurements (Tables)

6 Months Ended

Mar. 31, 2024

Fair Value of Assets and Liabilities Measured on Recurring Basis

The following table summarizes the fair value of our assets and liabilities that were accounted for at fair value on a recurring basis as of March 31, 2024 (in thousands):


	Fair Value Measurements at March 31, 2024
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Fair Value at March 31, 2024
Assets:
Cash and cash equivalents	$	323,256	$	—	$	—	$	323,256
Short-term investments	42,083		—		—		42,083

Rabbi trust assets	—		11,549		—		11,549
Liabilities:
Deferred compensation	—		11,195		—		11,195

The following table summarizes the fair value of our assets and liabilities that were accounted for at fair value on a recurring basis as of September 30, 2023 (in thousands):


	Fair Value Measurements at September 30, 2023
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Fair Value at September 30, 2023
Assets:
Cash and cash equivalents	$	245,875	$	—	$	—	$	245,875
Short-term investments	33,134		—		—		33,134

Rabbi trust assets	—		9,117		—		9,117
Liabilities:
Deferred compensation	—		9,145		—		9,145