Related Party Transactions Related Party Transactions (Tables)

6 Months Ended

Mar. 31, 2020

Related Party Transactions [Abstract]

Schedule of Related Party Transactions [Table Text Block]

At March 31, 2020 and September 30, 2019, the Company owned or controlled through option purchase contracts approximately 52,300 and 38,300 residential lots, of which D.R. Horton had the following involvement.

	March 31, 2020		September 30, 2019
	(Dollars in millions)
Residential lots under contract to sell to D.R. Horton	14,200		12,800
Residential lots subject to right of first offer with D.R. Horton	14,400		10,600
Earnest money deposits from D.R. Horton for lots under contract	$	98.4	$	88.7
Remaining purchase price of lots under contract with D.R. Horton	$	1,033.1	$	953.8

In the three months ended March 31, 2020 and 2019, the Company's residential lot sales totaled 1,951 and 548, and lot sales revenues were $156.4 million and $49.3 million. In the six months ended March 31, 2020 and 2019, the Company's residential lot sales totaled 4,373 and 1,066, and lot sales revenues were $373.5 million and $84.0 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,
	2020		2019		2020		2019
	(Dollars in millions)
Residential single-family lots sold to D.R. Horton	1,906		453		4,296		908
Residential lot sales revenues from sales to D.R. Horton	$	151.2	$	37.7	$	366.8	$	70.2
Residential tract acres sold to D.R. Horton	—		—		36		—
Residential tract sales revenues from sales to D.R. Horton	$	—	$	—	$	7.2	$	—