Transactions with Related Parties - MSR Recapture Agreement - Additional Information (Detail) - 2020 MSR Recapture Agreement [Member] |
6 Months Ended |
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Jun. 30, 2025
USD ($)
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| Mortgage Loans On Real Estate [Line Items] | |
| Recapture agreement renewed and amended adjusted recapture fee description | 70% of the fair market value of the MSRs relating to the recaptured loans subject to the first 30% of the “recapture rate”;•50% of the fair market value of the MSRs relating to the recaptured loans subject to the “recapture rate” in excess of 30% and up to 50%;•40% of the fair market value of the MSRs relating to the recaptured loans subject to the “recapture rate” in excess of 50%; and•a recapture fee of $900 per loan if PLS originates a mortgage loan for the purpose of purchasing a property where the customer has or had a mortgage loan for which PMT holds or held the MSR. |
| MSR recapture fees | $ 900 |
| Service agreement maturity renewal term | 18 months |
| Services agreement renewed and amended adjusted expiration date | Dec. 31, 2029 |
| Mortgage loans on real estate, renewed and Extended, description | 40% of the fair market value of the MSRs relating to the recaptured loans subject to the first 15% of the “recapture rate”; •35% of the fair market value of the MSRs relating to the recaptured loans subject to the “recapture rate” in excess of 15% and up to 30%; and 30% of the fair market value of the MSRs relating to the recaptured loans subject to the “recapture rate” in excess of 30%. |
| Recapture rate | 30.00% |