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v3.20.2

Notes Payable - Terms (Details) - Home Building Consolidated - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 31, 2019 | Sep. 30, 2020 | May 01, 2020 | Oct. 01, 2019
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Debt Repurchase Authorization Remaining |  | $ 500 |  |
Authorized Repurchase Of Debt Securities |  | $ 500 |  |
Senior Note Member Thirty-One [Member] |  |  |  |
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Date Due |  | Dec. 01, 2020 |  |
Redeemable Prior to Maturity |  | Yes |  |
Effective Interest Rate |  | 2.80% |  |
Debt Instrument, Face Amount |  | $ 400 |  |
Senior Note Member Twenty Five [Member] |  |  |  |
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Date Due |  | Sep. 15, 2022 |  |
Redeemable Prior to Maturity |  | Yes |  |
Effective Interest Rate |  | 4.50% |  |
Debt Instrument, Face Amount |  | $ 350 |  |
Senior Note Twenty Seven [Member] |  |  |  |
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Date Due |  | Feb. 15, 2023 |  |
Redeemable Prior to Maturity |  | Yes |  |
Effective Interest Rate |  | 4.90% |  |
Debt Instrument, Face Amount |  | $ 300 |  |
SeniorNoteTwentyEight [Member] |  |  |  |
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Date Due |  | Aug. 15, 2023 |  |
Redeemable Prior to Maturity |  | Yes |  |
Effective Interest Rate |  | 5.90% |  |
Debt Instrument, Face Amount |  | $ 400 |  |
SeniorNoteFortyTwo [Member] |  |  |  |
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Date Due | Oct. 15, 2024 | Oct. 15, 2024 |  |
Redeemable Prior to Maturity |  | Yes |  |
Effective Interest Rate |  | 2.70% |  | 2.70%
Debt Instrument, Face Amount |  | $ 500 |  | $ 500
SeniorNoteFortyFour |  |  |  |
Summary of unsecured homebuilding notes payable outstanding |  |  |  |
Date Due |  | Oct. 15, 2025 |  |
Redeemable Prior to Maturity |  | Yes |  |
Effective Interest Rate |  | 2.80% | 2.80% |
Debt Instrument, Face Amount |  | $ 500 | $ 500 |

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