Derivative and Hedging Instruments (Tables)

6 Months Ended

Mar. 31, 2026

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Notional Amounts of Outstanding Derivative Positions

The following table provides information on the attributes of each swap as of March 31, 2026:

Inception Date	Hedged Rate	Notional Value at Inception (in thousands)		Maturity Date
September 2024	SOFR	$	200,000	September 2027
September 2024	Term SOFR	$	200,000	September 2027

Schedule of Interest Rate Derivatives

The following table provides information regarding the fair value of the interest rate swap agreements and the impact on the unaudited condensed consolidated balance sheets at ($ in thousands):

Balance Sheet Location	March 31, 2026		September 30, 2025
Prepaid expenses and other current assets	$	597	$	532
Other long-term assets	132		—
Other long-term liabilities	—		(1,448)
Net asset (liability)	$	729	$	(916)

Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss)

Information about the effect of the interest swap agreements in the accompanying unaudited condensed consolidated statements of operations and unaudited condensed consolidated statements of comprehensive loss for the three months ended March 31, 2026 and 2025, is as follows ($ in thousands):

For the three months ended March 31,	Gain or (Loss) Recognized in Accumulated Other Comprehensive Income (Loss) (effective Portion)		Location of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Earnings	Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Earnings
2026	$	2,280	Interest expense – other and Interest expense – floor plan	$	183
2025	$	(2,922)	Interest expense – other and Interest expense – floor plan	$	854

	Location and Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Loss to Earnings
For the three months ended March 31,	Interest expense – other		Interest expense – floor plan
2026	$	90	$	93
2025	$	419	$	435

Information about the effect of the interest swap agreements in the accompanying unaudited condensed consolidated statements of operations and unaudited condensed consolidated statements of comprehensive loss for the six months ended March 31, 2026 and 2025, is as follows ($ in thousands):

For the six months ended March 31,	Gain or (Loss) Recognized in Accumulated Other Comprehensive Income (Loss) (effective Portion)		Location of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Earnings	Gain or (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Earnings
2026	$	2,426	Interest expense – other and Interest expense – floor plan	$	781
2025	$	5,651	Interest expense – other and Interest expense – floor plan	$	2,138

	Location and Amount of Gain or (Loss) Reclassified from Accumulated Other Comprehensive Loss to Earnings
For the six months ended March 31,	Interest expense – other		Interest expense – floor plan
2026	$	351	$	430
2025	$	987	$	1,151