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v3.21.2

Debt - Narrative (Detail) |  | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
May 26, 2021 USD ($) shares | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) day | Jun. 26, 2021 USD ($) | Jun. 25, 2021 USD ($) | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |
Assets |  |  | $ 8,775,421,000 |  |  | $ 7,486,560,000
Inventory |  |  | 1,169,601,000 |  |  | 491,293,000
Restricted cash |  |  | 141,024,000 |  |  | 75,805,000
Accounts receivable, net |  |  | 101,927,000 |  |  | 69,940,000
Liabilities |  |  | 3,131,306,000 |  |  | 2,744,744,000
Borrowings under credit facilities |  |  | 987,832,000 |  |  | 670,209,000
Accrued expenses and other current liabilities |  |  | 175,876,000 |  |  | 94,487,000
Variable Interest Entity, Primary Beneficiary |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Assets |  |  | 1,300,000,000 |  |  | 551,200,000
Inventory |  |  | 1,200,000,000 |  |  | 491,300,000
Restricted cash |  |  | 77,600,000 |  |  | 53,000,000.0
Accounts receivable, net |  |  | 22,200,000 |  |  | 3,900,000
Liabilities |  |  | 847,600,000 |  |  | 372,500,000
Borrowings under credit facilities |  |  | 824,400,000 |  |  | 361,200,000
Accrued expenses and other current liabilities |  |  | $ 22,100,000 |  |  | 10,800,000
Class C Capital Stock |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Settlement of convertible senior notes (in shares) | shares | 4,800,000 |  |  |  |  |
Convertible Senior Notes due 2023, 2024, 2025 and 2026 | Convertible senior notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, convertible threshold trading days | day |  |  | 20 |  |  |
Debt instrument, threshold consecutive trading days | day |  |  | 30 |  |  |
Debt instrument, convertible threshold percentage |  |  | 130.00% |  |  |
2023 Notes | Convertible senior notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, notice for redemption of convertible debt, amount | $ 372,800,000 |  |  |  |  |
Repurchase price percentage of principal amount | 100.00% |  |  |  |  |
Debt conversion, converted instrument, amount |  | $ 5,100,000 |  |  |  |
2024 Notes | Convertible senior notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt conversion, converted instrument, amount |  | 14,000,000.0 |  |  |  |
2021 Notes | Convertible senior notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Repurchased amount |  | $ 194,700,000 |  |  |  |
Line of Credit | Homes segment |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  | $ 1,500,000,000 |  |  |
Short-term debt |  |  | 824,445,000 |  |  | 361,166,000
Line of Credit | Mortgages segment |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  | 460,000,000 |  |  |
Comerica Bank |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  |  | $ 60,000,000.0 | $ 100,000,000.0 |
Comerica Bank | Line of Credit | Mortgages segment |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Maximum borrowing capacity |  |  | 60,000,000 |  |  |
Credit Suisse and Citibank, N.A | Mortgages segment |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Short-term debt |  |  | $ 126,200,000 |  |  | $ 240,100,000

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