XML 51 R40.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Bank Deposits (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2017
Deposits Liabilities Balance Sheet Reported Amounts [Abstract] |
Schedule Of Deposits | Deposits consist of money market and savings accounts, certificates of deposit, and demand deposits. Deposits at March 31, 2017 and December 31, 2016 were as follows (in thousands):
|  | March, 31, 2017 |  |  | December 31, 2016 |
Money market and savings accounts |  | $ | 11,545,456 |  |  | $ | 11,264,285 |
Demand deposits (interest-bearing) |  |  | 144,100 |  |  |  | 253,545 |
Demand deposits (non-interest-bearing) |  |  | 7,938 |  |  |  | 5,752 |
Certificates of deposit |  |  | 3,467 |  |  |  | 3,901 |
|  | $ | 11,700,961 |  |  | $ | 11,527,483 |

X
- Definition Schedule of deposits. + References No definition available. + Details
Name: | sf_ScheduleOfDepositsTableTextBlock
Namespace Prefix: | sf_
Data Type: | nonnum: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