Description of Business (Details)	12 Months Ended
Sep. 30, 2024 region state pillar
Description of Business [Abstract]
Number of states in which home building segments operate \| state	13
Number of regions in which entity operates \| region	3
Number of strategic pillars \| pillar	3

The number of states the entity operates in as of the balance sheet date.

No definition available.

Name:	us-gaap_NumberOfStatesInWhichEntityOperates
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant