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v3.25.2

Allowance for Loan Losses - Allowance for Credit Losses and Recorded Investments in Loans (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Allowance for Loan Losses |  |  |  |
Allowance at beginning of period | $ 579 | $ 744 | $ 621 | $ 832
Provision: |  |  |  |
Total provision | 37 | 14 | 67 | 26
Charge-offs: |  |  |  |
Gross charge-offs | (100) | (87) | (187) | (207)
Expected future recoveries on current period gross charge-offs | 13 | 10 | 23 | 21
Total | (87) | (77) | (164) | (186)
Adjustment resulting from the change in charge-off rate | 1 | 0 | 2 | 0
Net charge-offs | (88) | (77) | (166) | (186)
Decrease in expected future recoveries on previously fully charged-off loans | 2 | 6 | 8 | 15
Allowance at end of period | 530 | 687 | 530 | 687
FFELP Loans [Member] |  |  |  |
Allowance for Loan Losses |  |  |  |
Allowance at beginning of period | 182 | 206 | 180 | 215
Provision: |  |  |  |
Total provision | 8 | (2) | 16 | (1)
Charge-offs: |  |  |  |
Gross charge-offs | (8) | (10) | (14) | (20)
Expected future recoveries on current period gross charge-offs | 0 | 0 | 0 | 0
Total | (8) | (10) | (14) | (20)
Adjustment resulting from the change in charge-off rate | 0 | 0 | 0 | 0
Net charge-offs | (8) | (10) | (14) | (20)
Decrease in expected future recoveries on previously fully charged-off loans | 0 | 0 | 0 | 0
Allowance at end of period | $ 182 | $ 194 | $ 182 | $ 194
Net charge-offs as a percentage of average loans in repayment, excluding the net adjustment resulting from the change in charge-off rate (annualized) | 0.14% | 0.14% | 0.12% | 0.14%
Net adjustment resulting from the change in charge-off rate as a percentage of average loans in repayment (annualized) | 0.00% | 0.00% | 0.00% | 0.00%
Net charge-offs as a percentage of average loans in repayment (annualized) | 0.14% | 0.14% | 0.12% | 0.14%
Ending total loans | $ 29,800 | $ 33,134 | $ 29,800 | $ 33,134
Average loans in repayment | 25,133 | 27,509 | 25,295 | 28,622
Ending loans in repayment | 24,867 | 26,411 | 24,867 | 26,411
Private Education Loans [Member] |  |  |  |
Allowance for Loan Losses |  |  |  |
Allowance at beginning of period | 397 | 538 | 441 | 617
Provision: |  |  |  |
Total provision | 29 | 16 | 51 | 27
Charge-offs: |  |  |  |
Gross charge-offs | (92) | (77) | (173) | (187)
Expected future recoveries on current period gross charge-offs | 13 | 10 | 23 | 21
Total | (79) | (67) | (150) | (166)
Adjustment resulting from the change in charge-off rate | 1 | 0 | 2 | 0
Net charge-offs | (80) | (67) | (152) | (166)
Decrease in expected future recoveries on previously fully charged-off loans | 2 | 6 | 8 | 15
Allowance at end of period | $ 348 | $ 493 | $ 348 | $ 493
Net charge-offs as a percentage of average loans in repayment, excluding the net adjustment resulting from the change in charge-off rate (annualized) | 2.06% | 1.65% | 1.96% | 2.03%
Net adjustment resulting from the change in charge-off rate as a percentage of average loans in repayment (annualized) | 0.02% | 0.00% | 0.02% | 0.00%
Net charge-offs as a percentage of average loans in repayment (annualized) | 2.08% | 1.65% | 1.98% | 2.03%
Ending total loans | $ 15,878 | $ 16,731 | $ 15,878 | $ 16,731
Average loans in repayment | 15,375 | 16,271 | 15,423 | 16,471
Ending loans in repayment | $ 15,267 | $ 16,087 | $ 15,267 | $ 16,087

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