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Basis Of Presentation And Significant Accounting Policies (Narrative) (Details) (USD $) | 12 Months Ended
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Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Unfunded settlements | $ 13,000,000 | $ 12,800,000 |
Finite-Lived Intangible Assets, Weighted-Average Useful Life | 20 |  |
Intangible Assets, Gross | 259,000,000 | 259,000,000 |
Intangible Assets, Accumulated Amortization | 96,700,000 | 83,600,000 |
Amortization of intangible assets | 13,100,000 | 13,100,000 | 14,008,000
Future Amortization Expense, Year One | 13,100,000 |  |
Future Amortization Expense, Year Two | 13,100,000 |  |
Future Amortization Expense, Year Three | 13,100,000 |  |
Future Amortization Expense, Year Four | 13,100,000 |  |
Future Amortization Expense, Year Five | 13,100,000 |  |
Impairment of Intangible Assets, Finite-lived | 0 | 0 | 0
Property, Plant and Equipment, Net | 53,182,000 | 59,263,000 |
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment | 203,400,000 | 237,000,000 |
Depreciation Expense | 19,000,000 | 32,500,000 | 40,200,000
Advertising Expense | 55,100,000 | 54,900,000 | 47,100,000
Defined Contribution Plan, Cost Recognized | 0 | 200,000 | 5,700,000
Lease exit and related costs - Financial Services | 100,000 | 2,900,000 | 700,000
Earnings attributable to restricted shareholders | 0 | 0 | 0
Number of VIEs requiring consolidation | 0 | 0 |
Land under Purchase Options, Recorded | 24,905,000 | 50,781,000 |
Residential mortgage loans available-for-sale | 258,075,000 | 176,164,000 |
Residential mortgage loans available-for-sale aggregate outstanding principal balance | 248,200,000 | 175,900,000 |
Net gain (loss) from change in fair value | (400,000) | 1,900,000 |
Net gains from the sale of mortgages | 59,100,000 | 66,000,000 | 59,500,000
Servicing rights recognized | 16,000,000 | 20,800,000 | 29,300,000
Loans held for investment | 2,400,000 | 3,100,000 |
Reserves on loans held for investment | 1,900,000 | 3,100,000 |
Interest and Fee Income, Loans Held-for-sale, Mortgages | 5,000,000 | 5,800,000 | 7,700,000
Unamortized Discounts reflected within fair value of mortgage loans held for sale | 700,000 | 1,000,000 |
Interest rate lock commitments, face value | 97,600,000 | 99,000,000 |
Unexpired cash forward contracts | 311,500,000 | 198,000,000 |
Whole loan investor commitments | 1,600,000 | 59,000,000 |
Variability in future cash flows of derivative instruments in days | 60 |  |
Liabilities for land, not owned, under option agreements | 24,905,000 | 50,781,000 |
Vehicles [Member] |  |  |
Property, Plant and Equipment, Useful Life, Minimum | 3 |  |
Property, Plant and Equipment, Useful Life, Maximum | 7 |  |
Furniture and Fixtures [Member] |  |  |
Property, Plant and Equipment, Useful Life, Minimum | 2 |  |
Property, Plant and Equipment, Useful Life, Maximum | 3 |  |
Equipment [Member] |  |  |
Property, Plant and Equipment, Useful Life, Minimum | 3 |  |
Property, Plant and Equipment, Useful Life, Maximum | 10 |  |
Centex [Member] |  |  |
Amortization of intangible assets | 5,000,000 | 5,000,000 | 5,900,000
Amortization expense related to customer backlog acquired in business combination |  |  | $ 4,000,000
Minimum [Member] |  |  |
Period of Reimbursement of Payments on Loan Prepay in Days | 90 |  |
Maximum [Member] |  |  |
Period of Reimbursement of Payments on Loan Prepay in Days | 120 |  |

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- Definition The carrying amount as of the balance sheet date of land not owned but under a contract in which the entity has an option to purchase the land. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name FASB Interpretation (FIN) -Number 46R -Paragraph 23 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 67 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Maximum length of time over which the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 45 -Subparagraph b(3) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6887037&loc=d3e80748-113994 + Details
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- Definition Aggregate notional amount of interest rate derivatives, which relates to the currency amount specified in the interest rate derivative instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Notional Amount -URI http://asc.fasb.org/extlink&oid=6519104 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5579245-113959 + Details
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- Definition Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 7 -Section 03 -Paragraph 8 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 12 -Paragraph 5 -Subparagraph b, c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Reflects the cumulative amount of fees paid by borrowers which have not yet been taken into income and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 91 -Paragraph 21 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6378536&loc=d3e10092-111533 + Details
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