Investments (Tables)

3 Months Ended

Dec. 31, 2023

Investments, Debt and Equity Securities [Abstract]

Summary of Short-term and Long-term Investments and Marketable Securities

The Company’s investments consisted of the following:

	As of December 31, 2023
	(in thousands)
	Adjusted Basis		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale debt securities	$	163,119	$	—	$	(1,055)	$	162,064
Total current investments	$	163,119	$	—	$	(1,055)	$	162,064

	As of September 30, 2023
	(in thousands)
	Adjusted Basis		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale debt securities	$	295,699	$	—	$	(2,964)	$	292,735
Total current investments	$	295,699	$	—	$	(2,964)	$	292,735