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Notes Payable - Narrative (Details) - USD ($) |  | 12 Months Ended |  |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 09, 2021 | Nov. 30, 2021 | Nov. 30, 2020 | Nov. 30, 2019 | Sep. 15, 2021 | Aug. 12, 2021 | Aug. 11, 2021 | Nov. 04, 2019 | Feb. 20, 2019 | Feb. 17, 2015 | Jul. 31, 2012
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt issuance cost, premiums and discounts |  |  | $ 10,300,000 | $ 7,500,000 |  |  |  |  |  |  |  |
Letters of credit outstanding |  |  | 43,200,000 | 42,100,000 |  |  |  |  |  |  |  |
Primarily inventories carrying value |  |  | 20,800,000 |  |  |  |  |  |  |  |  |
Payment to purchase notes |  | $ 274,900,000 |  |  |  |  |  |  |  |  |  |
Loss on early extinguishment of debt |  | 5,100,000 | 5,075,000 | 0 | $ 6,800,000 |  |  |  |  |  |  |
Long-term Debt, Maturities, Repayments of Principal in Year Three |  |  | 600,000 |  |  |  |  |  |  |  |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Principal payments on senior notes, mortgages and land contracts due to land sellers and other loans due 2022 |  |  | 353,600,000 |  |  |  |  |  |  |  |  |
Principal payments on senior notes, mortgages and land contracts due to land sellers and other loans due 2023 |  |  | 351,100,000 |  |  |  |  |  |  |  |  |
Principal payments on senior notes, mortgages and land contracts due to land sellers and other loans due 2024 |  |  | 600,000 |  |  |  |  |  |  |  |  |
Principal payments on senior notes, mortgages and land contracts due to land sellers and other loans due 2025 |  |  | 0 |  |  |  |  |  |  |  |  |
Principal payments on senior notes, mortgages and land contracts due to land sellers and other loans due 2026 |  |  | 0 |  |  |  |  |  |  |  |  |
Principal payments on senior notes, mortgages and land contracts due to land sellers and other loans due thereafter |  |  | $ 990,000,000 |  |  |  |  |  |  |  |  |
Senior Notes |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Percentage of principal amount for purchase of notes if change in control |  |  | 101.00% |  |  |  |  |  |  |  |  |
Senior Notes | 4.80% Senior notes due November 15, 2029 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Principal | [1] |  |  |  |  |  |  |  | $ 300,000,000 |  |  |
Senior notes, rate |  |  | 4.80% |  |  |  |  |  |  |  |  |
Conversion price premium |  |  |  |  |  |  |  |  | 100.00% |  |  |
Senior Notes | 6.875% Senior notes due June 15, 2027 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Principal | [1] |  |  |  |  |  |  |  |  | $ 300,000,000 |  |
Senior notes, rate |  |  | 6.875% |  |  |  |  |  |  |  |  |
Conversion price premium |  |  |  |  |  |  |  |  |  | 100.00% |  |
Senior Notes | 7.625% Senior notes due May 15, 2023 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Principal | [1] |  |  |  |  |  |  |  |  |  | $ 350,000,000 |
Senior notes, rate |  |  | 7.625% |  |  |  |  |  |  |  |  |
Conversion price premium |  |  |  |  |  |  |  |  |  | 100.00% |  |
Senior Notes | 7.50% Senior notes due September 15, 2022 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Principal | [2] |  |  |  |  |  |  |  |  |  |  | $ 350,000,000
Senior notes, rate |  |  | 7.50% |  |  |  |  |  |  |  |  |
Conversion price premium |  |  |  |  |  |  |  |  |  |  |  | 100.00%
Senior Notes | 4.00% Senior notes due June 15, 2031 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Principal | [1] | $ 390,000,000 |  |  |  |  |  |  |  |  |  |
Senior notes, rate |  | 4.00% | 4.00% |  |  |  |  |  |  |  |  |
Conversion price premium |  | 100.00% |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of debt |  | $ 385,200,000 |  |  |  |  |  |  |  |  |  |
Senior Notes | 7.00% Senior notes due December 15, 2021 |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Principal |  |  | $ 450,000,000 |  |  |  |  |  |  |  |  |
Senior notes, rate |  |  | 7.00% |  |  |  |  |  |  |  |  |
Debt instrument, repurchased face amount |  | $ 269,800,000 |  |  |  | $ 180,200,000 |  |  |  |  |  |
Senior Notes | Senior Notes Due September 2021 at 7.00% |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Senior notes, rate |  |  |  |  |  | 7.00% |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, current borrowing capacity |  |  | $ 800,000,000 |  |  |  |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  |  | 1,000,000,000 |  |  |  |  |  |  |  |  |
Line of credit facility, amount outstanding |  |  | 0 |  |  |  |  |  |  |  |  |
Line of credit facility, remaining borrowing capacity |  |  | 791,400,000 |  |  |  |  |  |  |  |  |
Letter of Credit |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, current borrowing capacity |  |  | 250,000,000 |  |  |  |  |  |  |  |  |
Line of credit facility, amount outstanding |  |  | 8,600,000 |  |  |  |  |  |  |  |  |
Line of credit facility, remaining borrowing capacity |  |  | 241,400,000 |  |  |  |  |  |  |  |  |
LOC Facilities |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, current borrowing capacity |  |  |  |  |  |  | $ 75,000,000 | $ 50,000,000 |  |  |  |
Letters of credit outstanding |  |  | $ 34,600,000 | $ 29,700,000 |  |  |  |  |  |  |  |
Minimum | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage |  |  | 0.20% |  |  |  |  |  |  |  |  |
Maximum | Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, unused capacity, commitment fee percentage |  |  | 0.35% |  |  |  |  |  |  |  |  |
[1] | At our option, these notes may be redeemed, in whole at any time or from time to time in part, at a redemption price equal to the greater of (i) 100% of the principal amount of the notes being redeemed and (ii) the sum of the present values of the remaining scheduled payments of principal and interest on the notes being redeemed (exclusive of interest accrued to the applicable redemption date), discounted to the redemption date at a defined rate, plus, in each case, accrued and unpaid interest on the notes being redeemed to, but excluding, the applicable redemption date, except that six months prior to the stated maturity date for these notes and until their maturity, the redemption price will be equal to 100% of the principal amount of the notes being redeemed, plus, in each case, accrued and unpaid interest on the notes being redeemed to, but excluding, the applicable redemption date.
[2] | At our option, these notes may be redeemed, in whole at any time or from time to time in part, at a redemption price equal to the greater of (i) 100% of the principal amount of the notes being redeemed and (ii) the sum of the present values of the remaining scheduled payments of principal and interest on the notes being redeemed (exclusive of interest accrued to the applicable redemption date), discounted to the redemption date at a defined rate, plus, in each case, accrued and unpaid interest on the notes being redeemed to the applicable redemption date.

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