Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Cash flows from operating activities:
Net income	$ 54,971us-gaap_NetIncomeLoss	$ 74,819us-gaap_NetIncomeLoss
Adjustments to reconcile net income to net cash flows provided by (used in) operating activities:
Deferred income tax expense	40,805us-gaap_DeferredIncomeTaxExpenseBenefit	52,086us-gaap_DeferredIncomeTaxExpenseBenefit
Depreciation and amortization	11,062us-gaap_DepreciationAndAmortization	8,942us-gaap_DepreciationAndAmortization
Stock-based compensation expense	8,280us-gaap_ShareBasedCompensation	8,522us-gaap_ShareBasedCompensation
Equity in earnings of unconsolidated entities	(1,107)	(5,891)
Distributions of earnings from unconsolidated entities	0	4,753
Loss on debt retirements	0	8,584
Other non-cash, net	5,917us-gaap_OtherNoncashIncomeExpense	3,256us-gaap_OtherNoncashIncomeExpense
Increase (decrease) in cash due to:
Restricted cash	(1,686)	(890)
Inventories	(230,993)us-gaap_IncreaseDecreaseInInventories	(68,812)us-gaap_IncreaseDecreaseInInventories
Residential mortgage loans available-for-sale	119,976	76,357
Other assets	(3,830)	13,818
Accounts payable, accrued and other liabilities	(27,416)	(83,943)
Income tax liabilities	(1,376)	(205)
Net cash provided by (used in) operating activities	(25,397)	91,396
Cash flows from investing activities:
Distributions from unconsolidated entities	0	6,385
Investments in unconsolidated entities	0	(9)
Net change in loans held for investment	917	(6,390)
Change in restricted cash related to letters of credit	3,710	(1,991)
Proceeds from the sale of property and equipment	5	23
Capital expenditures	(14,517)	(17,865)
Net cash provided by (used in) investing activities	(9,885)	(19,847)
Cash flows from financing activities:
Financial Services borrowings (repayments)	(72,678)	(69,828)
Other borrowings (repayments)	0us-gaap_ProceedsFromRepaymentsOfDebt	(250,013)us-gaap_ProceedsFromRepaymentsOfDebt
Stock option exercises	6,596	5,295
Stock repurchases	(107,955)	(50,105)
Dividends paid	(29,616)us-gaap_PaymentsOfDividends	(19,065)us-gaap_PaymentsOfDividends
Net cash provided by (used in) financing activities	(203,653)	(383,716)
Net increase (decrease) in cash and equivalents	(238,935)	(312,167)
Cash and equivalents at beginning of period	1,292,862	1,580,329
Cash and equivalents at end of period	1,053,927	1,268,162
Supplemental Cash Flow Information:
Interest paid (capitalized), net	(21,412)us-gaap_InterestPaidNet	(19,556)us-gaap_InterestPaidNet
Income taxes paid (refunded), net	$ (1,997)us-gaap_IncomeTaxesPaidNet	$ (8,253)us-gaap_IncomeTaxesPaidNet

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.