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Disclosures about Fair Value of Financial Instruments - Summary of Financial Assets and Liabilities Measured at Fair Value on a Recurring and Non-recurring Basis (Detail) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Assets |  |
Derivatives | $ 15,263 | $ 17,931
Loans held for sale, fair value | 163,891 | 189,277
Loans receivable, mortgage warehouse – fair value option | 14,104,884 | 12,513,386
Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Assets |  |
Derivatives | 0 | 0
Loans receivable, mortgage warehouse – fair value option | 0 | 0
Significant Other Observable Inputs (Level 2) |  |
Assets |  |
Derivatives | 15,223 | 17,906
Loans receivable, mortgage warehouse – fair value option | 1,321,128 | 897,912
Significant Unobservable Inputs (Level 3) |  |
Assets |  |
Derivatives | 40 | 25
Loans receivable, mortgage warehouse – fair value option | 12,783,756 | 11,615,474
Measured at Fair Value on a Recurring Basis: |  |
Assets |  |
Derivatives | 15,263 | 17,931
Loans held for sale, fair value | 163,891 | 189,277
Loans receivable, mortgage warehouse – fair value option | 1,321,128 | 897,912
Assets, fair value | 3,485,720 | 3,481,980
Measured at Fair Value on a Recurring Basis: | Asset-backed securities |  |
Assets |  |
Available for sale securities | 13,236 | 92,629
Measured at Fair Value on a Recurring Basis: | Agency-guaranteed residential mortgage-backed securities |  |
Assets |  |
Available for sale securities | 327,038 |
Measured at Fair Value on a Recurring Basis: | Agency-guaranteed residential collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 226,746 | 116,908
Measured at Fair Value on a Recurring Basis: | Agency-guaranteed commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 93,075 |
Measured at Fair Value on a Recurring Basis: | Collateralized loan obligations |  |
Assets |  |
Available for sale securities | 255,407 | 489,092
Measured at Fair Value on a Recurring Basis: | Commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 77,708 | 121,636
Measured at Fair Value on a Recurring Basis: | Corporate notes |  |
Assets |  |
Available for sale securities | 516,330 | 583,034
Measured at Fair Value on a Recurring Basis: | Private label collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 475,898 | 973,561
Measured at Fair Value on a Recurring Basis: | Derivatives |  |
Liabilities |  |
Liabilities, fair value | 22,570 | 27,110
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Assets |  |
Derivatives | 0 | 0
Loans held for sale, fair value | 0 | 0
Loans receivable, mortgage warehouse – fair value option | 0 | 0
Assets, fair value | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Asset-backed securities |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Agency-guaranteed residential mortgage-backed securities |  |
Assets |  |
Available for sale securities | 0 |
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Agency-guaranteed residential collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Agency-guaranteed commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 0 |
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateralized loan obligations |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate notes |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Private label collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Derivatives |  |
Liabilities |  |
Liabilities, fair value | 0 | 0
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) |  |
Assets |  |
Derivatives | 15,223 | 17,906
Loans held for sale, fair value | 1,836 | 1,215
Loans receivable, mortgage warehouse – fair value option | 1,321,128 | 897,912
Assets, fair value | 3,310,389 | 3,258,944
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Asset-backed securities |  |
Assets |  |
Available for sale securities | 0 | 57,680
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Agency-guaranteed residential mortgage-backed securities |  |
Assets |  |
Available for sale securities | 327,038 |
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Agency-guaranteed residential collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 226,746 | 116,908
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Agency-guaranteed commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 93,075 |
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Collateralized loan obligations |  |
Assets |  |
Available for sale securities | 255,407 | 489,092
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 77,708 | 121,636
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Corporate notes |  |
Assets |  |
Available for sale securities | 516,330 | 583,034
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Private label collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 475,898 | 973,561
Measured at Fair Value on a Recurring Basis: | Significant Other Observable Inputs (Level 2) | Derivatives |  |
Liabilities |  |
Liabilities, fair value | 22,570 | 27,110
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) |  |
Assets |  |
Derivatives | 40 | 25
Loans held for sale, fair value | 162,055 | 188,062
Loans receivable, mortgage warehouse – fair value option | 0 | 0
Assets, fair value | 175,331 | 223,036
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Asset-backed securities |  |
Assets |  |
Available for sale securities | 13,236 | 34,949
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Agency-guaranteed residential mortgage-backed securities |  |
Assets |  |
Available for sale securities | 0 |
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Agency-guaranteed residential collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Agency-guaranteed commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 0 |
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Collateralized loan obligations |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Commercial mortgage-backed securities |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Corporate notes |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Private label collateralized mortgage obligations |  |
Assets |  |
Available for sale securities | 0 | 0
Measured at Fair Value on a Recurring Basis: | Significant Unobservable Inputs (Level 3) | Derivatives |  |
Liabilities |  |
Liabilities, fair value | 0 | 0
Measured at Fair Value on a Nonrecurring Basis: |  |
Assets |  |
Assets, fair value | 18,048 | 2,373
Measured at Fair Value on a Nonrecurring Basis: | Collateral-dependent loans |  |
Assets |  |
Assets, fair value | 18,048 | 2,373
Measured at Fair Value on a Nonrecurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Assets |  |
Assets, fair value | 0 | 0
Measured at Fair Value on a Nonrecurring Basis: | Quoted Prices in Active Markets for Identical Assets (Level 1) | Collateral-dependent loans |  |
Assets |  |
Assets, fair value | 0 | 0
Measured at Fair Value on a Nonrecurring Basis: | Significant Other Observable Inputs (Level 2) |  |
Assets |  |
Assets, fair value | 0 | 0
Measured at Fair Value on a Nonrecurring Basis: | Significant Other Observable Inputs (Level 2) | Collateral-dependent loans |  |
Assets |  |
Assets, fair value | 0 | 0
Measured at Fair Value on a Nonrecurring Basis: | Significant Unobservable Inputs (Level 3) |  |
Assets |  |
Assets, fair value | 18,048 | 2,373
Measured at Fair Value on a Nonrecurring Basis: | Significant Unobservable Inputs (Level 3) | Collateral-dependent loans |  |
Assets |  |
Assets, fair value | $ 18,048 | $ 2,373

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- Definition Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. 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- Definition Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 + Details
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