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Segment Disclosures - Additional Information (Detail) | 3 Months Ended
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Mar. 31, 2018 segment
Senior Notes due 2022 [Member] |
Segment Reporting Information [Line Items] |
Senior notes interest rate | 3.95%
Senior notes maturity | Sep. 15, 2022
Homebuilding [Member] |
Segment Reporting Information [Line Items] |
Number of reportable segments | 4
Mortgage Banking [Member] |
Segment Reporting Information [Line Items] |
Number of reportable segments | 1

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + 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 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format. + 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 210.5-02.22(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Details
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- Details
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- Details
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