Fair Value of Financial Instruments (Tables)

3 Months Ended

Dec. 31, 2022

Fair Value Disclosures [Abstract]

Fair Value of Company's Short-Term Investment and Contingent Consideration by Valuation Hierarchy

The following tables present the fair value of the Company’s short-term investments and contingent consideration by valuation hierarchy and input (in thousands):

	As of December 31, 2022
	Quoted Prices in Active Markets for Identical Assets  (Level 1)		Significant Other Observable (Level 2)		Significant Unobservable (Level 3)		Totals
Short-term investments:
Corporate bonds	$	—	$	896	$	—	$	896
Total assets	$	—	$	896	$	—	$	896

	As of September 30, 2022
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable (Level 2)		Significant Unobservable (Level 3)		Totals
Short-term investments:
Corporate bonds	$	—	$	894	$	—	$	894
Total assets	$	—	$	894	$	—	$	894
Contingent consideration liabilities:	$	—	$	—	$	175	$	175
Total liabilities	$	—	$	—	$	175	$	175

Changes in Fair Value of Company Level 3 Financial Instruments

The following table summarizes changes in the fair value of the Company’s Level 3 financial instruments for the three months ended December 31, 2022 and 2021 (in thousands):

Contingent consideration balance at October 1, 2022	$	175
Fair value adjustments		—
Payment of contingent consideration		(175	)
Contingent consideration at December 31, 2022	$	—
Contingent consideration balance at October 1, 2021	$	6,017
Fair value adjustments		(2,440	)
Payment of contingent consideration		(807	)
Contingent consideration balance at December 31, 2021	$	2,770