Leases (Tables)

6 Months Ended

Mar. 31, 2024

Leases [Abstract]

Lease-Related Assets and Liabilities

Lease-related assets and liabilities were as follows:

	Classification on the Condensed Consolidated Balance Sheets	March 31, 2024		September 30, 2023
Assets:
Operating lease	Other assets	$	23,326	$	24,680
Finance lease	Property, plant, and equipment, net		2,863		3,337
Total lease assets			26,189		28,017
Current liabilities:
Operating lease	Accrued liabilities		4,567		4,594
Finance lease	Current portion of long-term debt		699		817
Noncurrent liabilities:
Operating lease	Other liabilities		19,202		20,685
Finance lease	Long-term debt, less current portion		2,380		2,733
Total lease liabilities		$	26,848	$	28,829

Lease-Related Expenses

Lease-related expenses were as follows:

	Three Months Ended March 31,				Six Months Ended March 31,
	2024		2023		2024		2023
Operating lease expense	$	1,656	$	1,586	$	3,288	$	3,073
Amortization of finance lease assets		222		156		470		412
Interest on finance lease liabilities		32		40		73		74
Variable lease expense		301		245		529		455
Short-term lease expense		45		51		83		108
Total lease expense	$	2,256	$	2,078	$	4,443	$	4,122

Lease-Related Supplemental Cash Flow Information

Lease-related supplemental cash flow information was as follows:

	Six Months Ended March 31,
	2024		2023
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows for operating leases	$	2,660	$	2,621
Operating cash flows for finance leases		73		74
Financing cash flows for finance leases		472		284
Right-of-use assets obtained in exchange for recorded lease obligations:
Operating leases		966		714
Finance leases		—		43

Property, Plant and Equipment Leased to Others through Embedded Leasing Arrangements

The carrying amount of property, plant, and equipment leased to others through embedded leasing arrangements, included in “Property, plant, and equipment, net” on the Condensed Consolidated Balance Sheets, follows:

	March 31, 2024			September 30, 2023
Property, plant, and equipment	$	46,544		$	45,766
Less accumulated depreciation		(29,981	)		(28,128	)
Property, plant, and equipment, net	$	16,563		$	17,638