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Notes Payable, Other and Short-Term Borrowings - Summary Notes Payable, Other and Short-term Borrowings (Detail) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020 | Jul. 10, 2020 | Sep. 27, 2019 | Jul. 24, 2018 | May 27, 2016
--- | --- | --- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of Collateralized borrowings | $ 16,330 | $ 19,854 |  |  |  |
Total Notes payable and other borrowings | 1,313,295 | 1,315,935 |  |  |  |
Short-term borrowings | 3,510 | 3,849 |  |  |  |
Carrying amount of Total Notes payable, other and short-term borrowings | 1,316,805 | 1,319,784 |  |  |  |
5.125% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of Senior Notes | 255,847 | 255,570 |  |  |  |
Carrying amount of Total Notes payable, other and short-term borrowings | 255,800 |  |  |  |  | $ 295,800
5.375% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of Senior Notes | 446,911 | 446,577 |  |  |  |
Carrying amount of Total Notes payable, other and short-term borrowings |  |  |  |  | $ 444,200 |
3.750% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of Senior Notes | 297,110 | 296,903 |  |  |  |
Carrying amount of Total Notes payable, other and short-term borrowings | 297,100 |  |  | $ 296,100 |  |
4.375% Senior Notes [Member] |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Carrying amount of Senior Notes | 297,097 | $ 297,031 |  |  |  |
Carrying amount of Total Notes payable, other and short-term borrowings | $ 297,100 |  | $ 296,800 |  |  |

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