XML 67 R43.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Deposits (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Deposits [Abstract] |
Schedule of Deposits | The following table summarizes total deposits at December 31, 2023 and 2022.
As of December 31, (dollars in thousands) |  | 2023 |  |  | 2022
Deposits - interest bearing |  | $ | 21,651,657 |  |  |  | $ | 21,446,647 |
Deposits - non-interest bearing |  | 1,531 |  |  |  | 1,424 |
Total deposits |  | $ | 21,653,188 |  |  |  | $ | 21,448,071 |
Schedule of Interest Bearing Deposits | Interest bearing deposits at December 31, 2023 and 2022 are summarized as follows:
|  | 2023 |  | 2022
As of December 31, (dollars in thousands) |  | Amount |  | Year-End Weighted Average Stated Rate(1) |  | Amount |  | Year-End Weighted Average Stated Rate(1)
Money market |  | $ | 10,258,292 |  |  | 4.85 | % |  | $ | 10,977,242 |  |  | 3.75 | %
Savings |  | 945,000 |  |  | 4.35 |  |  | 982,586 |  |  | 3.15 |
Certificates of deposit |  | 10,448,365 |  |  | 3.69 |  |  | 9,486,819 |  |  | 2.57 |
Deposits - interest bearing |  | $ | 21,651,657 |  |  |  |  | $ | 21,446,647 |  |  |
(1) Includes the effect of interest rate swaps in effective hedge relationships.
Schedule of Maturities of Time Deposits | Certificates of deposit remaining maturities are summarized as follows:
As of December 31, (dollars in thousands) |  | 2023 |  | 2022
One year or less |  | $ | 3,937,766 |  |  | $ | 3,224,573 |
After one year to two years |  | 4,112,902 |  |  | 2,954,257 |
After two years to three years |  | 1,881,371 |  |  | 1,904,919 |
After three years to four years |  | 327,295 |  |  | 1,031,881 |
After four years to five years |  | 188,802 |  |  | 324,375 |
After five years |  | 229 |  |  | 46,814 |
Total |  | $ | 10,448,365 |  |  | $ | 9,486,819 |

X
- Definition [Table Text Block] for Interest Bearing Deposits [Table] + References No definition available. + Details
Name: | slm_InterestBearingDepositsTableTextBlock
Namespace Prefix: | slm_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Deposits [Table Text Block] + References No definition available. + Details
Name: | slm_ScheduleofDepositsTableTextBlock
Namespace Prefix: | slm_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Maturities of Time Deposits [Table Text Block] + References No definition available. + Details
Name: | slm_ScheduleofMaturitiesofTimeDepositsTableTextBlock
Namespace Prefix: | slm_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DepositsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration