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Inventory - Total Owned Inventory by Segment (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Sep. 30, 2012
--- | --- | ---
Segment Reporting Information [Line Items] |  |
Projects in progress | $ 777,711 | $ 721,881
Land held for future development | 355,613 | 367,102
Land held for sale | 10,413 | 10,149
Total owned inventory | 1,143,737 | 1,099,132
West Segment |  |
Segment Reporting Information [Line Items] |  |
Projects in progress | 289,932 | 261,239
Land held for future development | 306,496 | 318,351
Land held for sale | 2,478 | 2,553
Total owned inventory | 598,906 | 582,143
East Segment |  |
Segment Reporting Information [Line Items] |  |
Projects in progress | 261,501 | 279,954
Land held for future development | 25,496 | 25,130
Land held for sale | 3,130 | 3,204
Total owned inventory | 290,127 | 308,288
Southeast Segment |  |
Segment Reporting Information [Line Items] |  |
Projects in progress | 155,370 | 118,853
Land held for future development | 23,621 | 23,621
Land held for sale | 2,087 | 1,675
Total owned inventory | 181,078 | 144,149
Unallocated & Other |  |
Segment Reporting Information [Line Items] |  |
Projects in progress | 70,908 | 61,835
Land held for future development | 0 | 0
Land held for sale | 2,718 | 2,717
Total owned inventory | $ 73,626 | $ 64,552

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- Definition Carrying amount as of the balance sheet date of parcels of land held for sale, and on which the entity has no intention or no further intention to perform construction activities. + 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 210.5-02.6(a)) -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 -Section 02 -Paragraph 6 -Subparagraph a -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Section A -Paragraph 9 -Chapter 3 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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. + Details
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- Definition The net carrying amount as of the balance sheet date of the sum of the various components of an operative builder's inventory, including finished homes. Operative builders primarily consist of entities that develop land, construct residential homes and commercial and industrial buildings thereon, and sell them to home buyers and operators of the commercial and industrial properties. + 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 210.5-02.6(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Carrying amount of land available for development. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03.(a),1(d)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph d -Article 7 + Details
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