XML 55 R45.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Bank Deposits (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2022
Deposits Liabilities, Balance Sheet, Reported Amounts [Abstract] |
Schedule of Deposits | Deposits consist of interest-bearing demand deposits (primarily money market and savings accounts), non-interest bearing demand deposits, and certificates of deposit. Deposits at September 30, 2022 and December 31, 2021 were as follows (in thousands):
|  | September 30, 2022 |  |  | December 31, 2021 |
Demand deposits (interest-bearing) |  | $ | 26,783,010 |  |  | $ | 22,626,560 |
Demand deposits (non-interest-bearing) |  |  | 397,573 |  |  |  | 626,633 |
Certificates of deposit |  |  | 10,036 |  |  |  | 27,155 |
|  | $ | 27,190,619 |  |  | $ | 23,280,348 |
Schedule of Maturities of Certificates of Deposit | Scheduled maturities of certificates of deposit at September 30, 2022 and December 31, 2021 were as follows (in thousands):
|  | September 30, 2022 |  |  | December 31, 2021 |
Certificates of deposit, less than $100,000: |  |  |  |  |  |
Within one year |  | $ | — |  |  | $ | 159 |
One to three years |  |  | 11 |  |  |  | 14 |
Three to five years |  |  | — |  |  |  | — |
|  | $ | 11 |  |  | $ | 173 |
Certificates of deposit, $100,000 and greater: |  |  |  |  |  |
Within one year |  | $ | 10,025 |  |  | $ | 20,098 |
One to three years |  |  | — |  |  |  | 6,884 |
Three to five years |  |  | — |  |  |  | — |
|  |  | 10,025 |  |  |  | 26,982 |
|  | $ | 10,036 |  |  | $ | 27,155 |

X
- Definition Schedule of deposits. + References No definition available. + Details
Name: | sf_ScheduleOfDepositsTableTextBlock
Namespace Prefix: | sf_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of maturities of certificates of deposit. + References No definition available. + Details
Name: | sf_ScheduleOfMaturitiesOfCertificatesOfDepositTableTextBlock
Namespace Prefix: | sf_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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