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Derivative Financial Instruments - Additional Information (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Derivative [Line Items] |  |  |  |
Notional amount | $ 2,628,677,000 | $ 1,772,298,000 |  |
Changes in fair value of assets | 46,197,000 | (58,648,000) | $ 196,566,000 |
Stockholders' equity attributable to parent | 1,202,693,000 | 1,083,985,000 | 1,386,087,000 | $ 1,110,899,000
Interest Expense |  |  |  |
Derivative [Line Items] |  |  |  |
Expected amortization of realized losses related to terminated cash flow hedges | 4,000,000 |  |  |
Net Unrealized Losses on Interest Rate Agreements Accounted for as Cash Flow Hedges |  |  |  |
Derivative [Line Items] |  |  |  |
Stockholders' equity attributable to parent | (68,176,000) | (72,303,000) | (76,430,000) |
LPCs, IRLCs, and FSCs |  |  |  |
Derivative [Line Items] |  |  |  |
Changes in fair value of assets | 23,000,000 | (55,000,000) | 11,000,000 |
Interest Rate Contract |  |  |  |
Derivative [Line Items] |  |  |  |
Notional amount | 50,000,000 | 285,000,000 |  |
Interest Rate Contract | Cash Flow Hedging |  |  |  |
Derivative [Line Items] |  |  |  |
Realized net losses from accumulated comprehensive loss into Interest expense | 4,000,000 | 4,000,000 |  |
TBAs |  |  |  |
Derivative [Line Items] |  |  |  |
Notional amount | 1,790,000,000 | 1,070,000,000.00 |  |
Futures |  |  |  |
Derivative [Line Items] |  |  |  |
Notional amount | 142,000,000 | 411,000,000 |  |
Residential and Commercial Loans |  |  |  |
Derivative [Line Items] |  |  |  |
Valuation adjustments on derivatives | $ (20,000,000) | $ 184,000,000 | $ 41,000,000 |

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