Fair Value of Financial Instruments (Tables)

12 Months Ended

Sep. 30, 2021

Fair Value of Company's Contingent Consideration, Investment in Debt Security and Foreign Currency Forward Contracts 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 SEPTEMBER 30, 2021
	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	$	—	$	9,496	$	—		$	9,496
Total assets	$	—	$	9,496	$	—		$	9,496

Contingent consideration liabilities		—		—		(5,210	)		(5,210	)
Total liabilities	$	—	$	—	$	(5,210	)	$	(5,210	)

AS OF SEPTEMBER 30, 2020

Quoted Prices

in Active

Markets for

Identical Assets

(Level 1)

Significant Other

Observable

(Level 2)

Significant

Unobservable

(Level 3)

Totals

Contingent consideration

—

(10,962

)

(10,962

)

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 fiscal years ended September 30, 2020 and 2021:

Balance at October 1, 2019	$	9,940
Fair value adjustments		1,100
Payment of contingent consideration		(78	)
Balance at September 30, 2020		10,962
Fair value adjustments		(3,524	)
Payment of contingent consideration		(1,421	)
		6,017
Less: Consideration payable		(807	)
Balance at September 30, 2021	$	5,210