Fair Value Measurements (Tables)

3 Months Ended

Dec. 31, 2023

Fair Value Disclosures [Abstract]

Summary of assets and liabilities measured and recorded at fair value on a recurring basis

	As of December 31, 2023
Description	Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash equivalents	$	557,641	$	557,641	$	—	$	—
Available-for-sale securities		343,174		61,797		281,377		—
Foreign exchange contracts		77		—		77		—
Total assets	$	900,892	$	619,438	$	281,454	$	—
Liabilities:
Net investment hedge	$	4,993	$	—	$	4,993	$	—
Foreign exchange contracts		350		—		350		—
Total liabilities	$	5,343	$	—	$	5,343	$	—

	As of September 30, 2023
Description	Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash equivalents	$	525,952	$	525,952	$	—	$	—
Available-for-sale securities		450,211		85,949		364,262		—
Foreign exchange contracts		44		—		44		—
Net investment hedge		13,036		—		13,036		—
Total assets	$	989,243	$	611,901	$	377,342	$	—
Liabilities:
Foreign exchange contracts	$	421	$	—	$	421	$	—
Total liabilities	$	421	$	—	$	421	$	—