Owned Inventory - Inventory Impairments and Abandonment Charges, by Reportable Segment (Details) - USD ($)	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Real Estate Properties [Line Items]
Total abandonments charges	$ 0	$ 190,000
Total impairment and abandonment charges	0	190,000
West | Operating Segments
Real Estate Properties [Line Items]
Total abandonments charges	0	36,000
East | Operating Segments
Real Estate Properties [Line Items]
Total abandonments charges	$ 0	$ 154,000