Related Party Disclosures (Tables)

6 Months Ended

Mar. 31, 2023

Related Party Transactions [Abstract]

Schedule of Related Party Transactions [Table Text Block]

	March 31, 2023		September 30, 2022
	(Dollars in millions)
Residential lots under contract to sell to D.R. Horton	14,200		17,800
Residential lots subject to right of first offer with D.R. Horton	17,300		18,900
Earnest money deposits from D.R. Horton for lots under contract	$	122.4	$	130.1
Remaining sales price of lots under contract with D.R. Horton	$	1,246.7	$	1,389.7

In the three months ended March 31, 2023 and 2022, the Company sold 2,979 and 5,788 residential lots, and lot sales revenues were $252.9 million and $409.0 million. In the six months ended March 31, 2023 and 2022, the Company sold 5,242 and 10,304 residential lots, and lot sales revenues were $459.5 million and $813.1 million. Lot and land sales to D.R. Horton during those periods were as follows.

	Three Months Ended March 31,				Six Months Ended March 31,
	2023		2022		2023		2022
	(Dollars in millions)
Residential lots sold to D.R. Horton	2,666		4,771		4,760		8,785
Residential lot sales revenues from sales to D.R. Horton	$	219.9	$	390.2	$	407.0	$	718.2
Tract acres sold to D.R. Horton	379		—		379		—
Tract sales revenues from sales to D.R. Horton	$	32.5	$	—	$	32.5	$	—