Consolidated Statements of Cash Flows (Unaudited) (USD $) In Millions	9 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
OPERATING ACTIVITIES
Net income	$ 36.0	$ 253.9
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation	14.9	13.6
Amortization of discounts and fees	27.6	22.2
Stock based compensation expense	9.9	9.7
Income tax benefit from stock option exercises		(2.9)
Loss on early retirement of debt, net	10.7	6.7
Gain on sale of marketable securities	(0.1)
Inventory impairments and land option cost write-offs	32.6	33.9
Changes in operating assets and liabilities:
(Increase) decrease in construction in progress and finished homes	(148.2)	26.6
Decrease in residential land and lots - developed, under development, and held for development	34.7	35.9
Decrease in other assets	39.3	15.3
Decrease in income taxes receivable	2.0	260.5
Increase in mortgage loans held for sale	(32.4)	(95.3)
(Decrease) increase in accounts payable, accrued expenses and other liabilities	(102.3)	7.0
Net cash (used in) provided by operating activities	(75.3)	587.1
INVESTING ACTIVITIES
Purchases of property and equipment	(12.8)	(15.6)
Purchases of marketable securities	(259.7)	(299.4)
Proceeds from the sale or maturity of marketable securities	254.7
Decrease (increase) in restricted cash	3.3	(3.6)
Net cash used in investing activities	(14.5)	(318.6)
FINANCING ACTIVITIES
Proceeds from notes payable	29.8	83.8
Repayment of notes payable	(336.5)	(888.8)
Proceeds from stock associated with certain employee benefit plans	2.7	4.6
Income tax benefit from stock option exercises	0	2.9
Cash dividends paid	(35.9)	(35.8)
Purchase of treasury stock	(38.6)	0
Net cash used in financing activities	(378.5)	(833.3)
DECREASE IN CASH AND CASH EQUIVALENTS	(468.3)	(564.8)
Cash and cash equivalents at beginning of period	1,309.3	1,957.3
Cash and cash equivalents at end of period	$ 841.0	$ 1,392.5