Captive Insurance Collateral (Tables)

6 Months Ended

Mar. 31, 2024

Investments, Debt and Equity Securities [Abstract]

Schedule of Captive Insurance Collateral to be Available-for-sale Investments

The Company considers all of its captive insurance collateral to be Level 1 available-for-sale investments. Investments at March 31, 2024 consist of the following (in thousands):

	Amortized Cost		Gross Unrealized Gain		Gross Unrealized (Loss)			Fair Value
Cash and Receivables	$	26,848	$	—	$	—		$	26,848
U.S. Government Sponsored Agencies		32,377		—		(708	)		31,669
Corporate Debt Securities		14,696		—		(402	)		14,294
Total	$	73,921	$	—	$	(1,110	)	$	72,811

Investments at September 30, 2023 consist of the following (in thousands):

	Amortized Cost		Gross Unrealized Gain		Gross Unrealized (Loss)			Fair Value
Cash and Receivables	$	4,335	$	—	$	—		$	4,335
U.S. Government Sponsored Agencies		50,471		—		(1,620	)		48,851
Corporate Debt Securities		18,210		12		(691	)		17,531
Total	$	73,016	$	12	$	(2,311	)	$	70,717

Schedule of Maturities of Investments

Maturities of investments were as follows at March 31, 2024 (in thousands):

	Net Carrying Amount
Due within one year	$	60,077
Due after one year through five years		12,734
Due after five years through ten years		—
Total	$	72,811