Investments (Tables)

12 Months Ended

Sep. 30, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Short-term, Long-term Investments and Marketable Securities

The Company’s investments consisted of the following:

	As of September 30, 2024
	(in thousands)
	Adjusted Basis		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale securities	$	577,465	$	837	$	(26)	$	578,276
Total current investments	$	577,465	$	837	$	(26)	$	578,276

	As of September 30, 2023
	(in thousands)
	Adjusted Basis		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
Available-for-sale securities	$	295,699	$	3	$	(2,967)	$	292,735
Total current investments	$	295,699	$	3	$	(2,967)	$	292,735