Fair Value Measurements (Tables)

3 Months Ended

Dec. 31, 2023

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on Recurring Basis

Assets and liabilities measured at fair value on a recurring basis by level of the fair value hierarchy were as follows:

	December 31, 2023
(In thousands)	Quoted Prices in Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value
Assets
Cash equivalents (1)	$	—	$	19,940	$	—	$	19,940
Available-for-sale securities (1)		—		11,819		—		11,819
Total assets	$	—	$	31,759	$	—	$	31,759
Liabilities
Interest rate swap (2)		—		499		—		499
Total liabilities	$	—	$	499	$	—	$	499

	September 30, 2023
(In thousands)	Quoted Prices in Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value
Assets
Cash equivalents (1)	$	—	$	36,255	$	—	$	36,255
Available-for-sale securities (1)		—		3,933		—		3,933
Interest rate swap (2)		—		183		—		183
Total assets	$	—	$	40,371	$	—	$	36,255

(1)Fair value of cash equivalents (money market funds) and available-for-sale securities (commercial paper and corporate bond securities) was based on quoted vendor prices and broker pricing where all significant inputs are observable.

(2)Fair value of interest rate swap is based on forward-looking, one-month term secured overnight financing rate (“Term SOFR”) spot rates and interest rate curves (Note 7).