Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2020

Fair Value Disclosures [Abstract]

Fair Value, by Balance Sheet Grouping

Our significant financial assets and liabilities measured at fair value on a recurring basis as of September 30, 2020 and 2019 were as follows:

(in thousands)	September 30, 2020
	Level 1		Level 2		Level 3		Total
Financial assets:
Cash equivalents(1)	$	105,299	$	—	$	—	$	105,299
Marketable securities:
Corporate notes/bonds		59,099		—		—		59,099
Forward contracts		—		903		—		903
	$	164,398	$	903	$	—	$	165,301
Financial liabilities:
Forward contracts		—		1,073		—		1,073
	$	—	$	1,073	$	—	$	1,073

(in thousands)	September 30, 2019
	Level 1		Level 2		Level 3		Total
Financial assets:
Cash equivalents(1)	$	108,020	$	—	$	—	$	108,020
Marketable securities:
Commercial paper		—		999		—		999
Corporate notes/bonds		56,436		—		—		56,436
Forward contracts		—		3,064		—		3,064
	$	164,456	$	4,063	$	—	$	168,519
Financial liabilities:
Forward contracts		—		2,771		—		2,771
	$	—	$	2,771	$	—	$	2,771

(1) Money market funds and time deposits.