Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2019

Fair Value Disclosures [Abstract]

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 as of September 30, 2019 (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 as of September 30, 2019
Assets
Cash equivalents	$	—	$	24,375	$	—		$	24,375
Available-for-sale securities		—		24,931		—		$	24,931
Total assets	$	—	$	49,306	$	—		$	49,306
Liabilities
Contingent consideration	$	—	$	—	$	(3,200	)	$	(3,200	)
Total liabilities	$	—	$	—	$	(3,200	)	$	(3,200	)

The following table presents information about the Company’s assets and liabilities measured at fair value on a recurring basis as of September 30, 2018 (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 as of September 30, 2018
Assets
Cash equivalents	$	—	$	13,999	$	—		$	13,999
Available-for-sale securities		—		41,352		—		$	41,352
Total assets	$	—	$	55,351	$	—		$	55,351
Liabilities
Contingent consideration	$	—	$	—	$	(14,466	)	$	(14,466	)
Total liabilities	$	—	$	—	$	(14,466	)	$	(14,466	)

Schedule of Contingent Consideration Liability

The following table summarizes the changes in the contingent consideration liability for the years ended September 30, 2019 and 2018:

(Dollars in thousands)
Contingent consideration liability at September 30, 2017	$	14,864
Additions		—
Fair value adjustments		288
Settlements		(925	)
Interest accretion		387
Foreign currency translation		(148	)
Contingent consideration liability at September 30, 2018		14,466
Additions		—
Fair value adjustments		(415	)
Settlements		(10,979	)
Interest accretion		254
Foreign currency translation		(126	)
Contingent consideration liability at September 30, 2019	$	3,200