CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
OPERATING ACTIVITIES
Net income	$ 16.5	$ 38.2
Adjustments:
Depreciation and amortization	0.8	0.8
Deferred income taxes	(0.9)	(0.5)
Equity in earnings of unconsolidated ventures	(0.6)	0.0
Stock-based compensation expense	2.6	0.9
Impairments and land option charges	1.1	0.2
Changes in operating assets and liabilities:
Increase in real estate	(471.6)	(209.8)
Decrease (increase) in other assets	0.1	(0.9)
Decrease in accounts payable and other accrued liabilities	(19.2)	(0.9)
Decrease in accrued development costs	(13.2)	(4.2)
Increase in earnest money deposits on sales contracts	34.4	19.5
Net cash used in operating activities	(450.0)	(156.7)
INVESTING ACTIVITIES
Expenditures for property, equipment, software and other	0.0	(0.2)
Return of investment in unconsolidated ventures	0.9	0.0
Net cash provided by (used in) investing activities	0.9	(0.2)
FINANCING ACTIVITIES
Borrowings under revolving credit facility	100.0	0.0
Cash paid for shares withheld for taxes	(0.1)	(0.2)
Net cash provided by (used in) financing activities	99.9	(0.2)
Decrease in cash and cash equivalents	(349.2)	(157.1)
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Beginning Balance	481.2	616.0
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Ending Balance	132.0	458.9
SUPPLEMENTAL DISCLOSURES OF NON-CASH ACTIVITIES
Note payable issued for real estate	$ 0.0	$ 9.9