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Notes Payable - Terms (Details) - Unsecured Debt [Member] - Homebuilding [Member] $ in Millions | 12 Months Ended
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Sep. 30, 2017 USD ($)
Senior Note Twenty Six [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Principal Amount | $ 400.0
Date Issued | Feb. 01, 2013
Date Due | Feb. 15, 2018
Redeemable Prior to Maturity | Yes
Effective Interest Rate | 3.80%
Senior Note Twenty Nine [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Principal Amount | $ 500.0
Date Issued | Feb. 01, 2014
Date Due | Mar. 01, 2019
Redeemable Prior to Maturity | Yes
Effective Interest Rate | 3.90%
Senior Note Member Thirty [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Principal Amount | $ 500.0
Date Issued | Feb. 01, 2015
Date Due | Feb. 15, 2020
Redeemable Prior to Maturity | Yes
Effective Interest Rate | 4.20%
Senior Note Member Twenty Five [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Principal Amount | $ 350.0
Date Issued | Sep. 01, 2012
Date Due | Sep. 15, 2022
Redeemable Prior to Maturity | Yes
Effective Interest Rate | 4.50%
Senior Note Twenty Seven [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Principal Amount | $ 300.0
Date Issued | Feb. 01, 2013
Date Due | Feb. 15, 2023
Redeemable Prior to Maturity | Yes
Effective Interest Rate | 4.90%
SeniorNoteTwentyEight [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Principal Amount | $ 400.0
Date Issued | Aug. 01, 2013
Date Due | Aug. 15, 2023
Redeemable Prior to Maturity | Yes
Effective Interest Rate | 5.90%
Senior Notes Redeemable Prior to Maturity [Member] |
Summary of unsecured homebuilding notes payable outstanding |
Debt Instrument, Redemption Price, Percentage | 100.00%

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- Definition Description of a feature that permits the issuer of the debt to repay or convert it before the stated maturity date (early retirement date). The description may include such items as the call price, the period that the issuer can call the debt, including the earliest call date, and other significant terms of the call feature, which may include the debt holders' ability to convert the debt to equity if the call option is exercised and contingent events that trigger the issuer's ability to call the debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823 Reference 2: 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)(5)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + 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)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: 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(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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