Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2022

Fair Value Disclosures [Abstract]

Summary of Fair Value, Assets and Liabilities Measured on Recurring Basis

The following table provides information by level for financial assets and liabilities that are measured at fair value on a recurring basis, the carrying values for which are included within other assets and other non-current liabilities of the September 30, 2022 and 2021 Consolidated Balance Sheets, respectively:

				Fair Value Measurements Using Inputs Considered as
	Carrying Value			Level 1		Level 2			Level 3
Interest rate swap agreements -
As of September 30, 2022	$	1,421		$	—	$	1,421		$	—
As of September 30, 2021	$	(203	)	$	—	$	(203	)	$	—