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v3.23.1

Borrowings - Secured Financing (Details) - USD ($) | 1 Months Ended |
--- | --- | ---
Mar. 31, 2023 | Aug. 31, 2022 | Dec. 31, 2022
Securities Financing Transaction [Line Items] |  |  |
Total Issued | $ 579,000,000 |  | $ 575,000,000
Total loans and accrued interest amount securitized at inception | 644,573,000 |  | $ 674,387,000
2022-C |  |  |
Securities Financing Transaction [Line Items] |  |  |
Total Issued |  | $ 575,000,000 |
Weighted Average Life (in years) |  | 4 years 8 months 8 days |
2022-C | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |
Securities Financing Transaction [Line Items] |  |  |
Basis spread on variable rate |  | 1.76% |
2023-A |  |  |
Securities Financing Transaction [Line Items] |  |  |
Total Issued | $ 579,000,000 |  |
Weighted Average Life (in years) | 5 years 21 days |  |
Principal amount of collateral | $ 598,000,000 |  |
Capitalized interest | $ 41,000,000 |  |
2023-A | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |  |  |
Securities Financing Transaction [Line Items] |  |  |
Basis spread on variable rate | 1.53% |  |
Private Education Loans Securitized in 2022 |  |  |
Securities Financing Transaction [Line Items] |  |  |
Loans | $ 610,000,000 |  |
Principal amount of collateral | 572,000,000 |  |
Capitalized interest | 38,000,000 |  |
Private Education Loans Securitized In 2023 |  |  |
Securities Financing Transaction [Line Items] |  |  |
Loans | 639,000,000 |  |
Principal amount of collateral | 598,000,000 |  |
Capitalized interest | $ 41,000,000 |  |

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