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Regulatory Capital Requirements (Tables) | 9 Months Ended
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Sep. 30, 2018
Regulatory Capital Requirements [Abstract] |
Schedule Of Total Risk-Based, Tier 1 Risk-Based, And Tier 1 Leverage Ratios |
Stifel Financial Corp. – Federal Reserve Capital Amounts |
September 30, 2018 |
|  | Actual |  |  | For Capital Adequacy Purposes |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Common equity tier 1 capital |  | $ | 1,931,840 |  |  |  | 16.7 | % |  | $ | 521,580 |  |  |  | 4.5 | % |  | $ | 753,393 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 2,081,840 |  |  |  | 18.0 | % |  |  | 695,439 |  |  |  | 6.0 | % |  |  | 927,252 |  |  |  | 8.0 | %
Total capital |  |  | 2,232,951 |  |  |  | 19.3 | % |  |  | 927,252 |  |  |  | 8.0 | % |  |  | 1,159,066 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 2,081,840 |  |  |  | 9.6 | % |  |  | 864,465 |  |  |  | 4.0 | % |  |  | 1,080,581 |  |  |  | 5.0 | %
Stifel Bank & Trust – Federal Reserve Capital Amounts |
September 30, 2018 |
|  | Actual |  |  | For Capital Adequacy Purposes |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Common equity tier 1 capital |  | $ | 1,142,936 |  |  |  | 14.2 | % |  | $ | 361,454 |  |  |  | 4.5 | % |  | $ | 522,100 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 1,142,936 |  |  |  | 14.2 | % |  |  | 481,939 |  |  |  | 6.0 | % |  |  | 642,585 |  |  |  | 8.0 | %
Total capital |  |  | 1,223,636 |  |  |  | 15.2 | % |  |  | 642,585 |  |  |  | 8.0 | % |  |  | 803,231 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 1,142,936 |  |  |  | 7.0 | % |  |  | 651,837 |  |  |  | 4.0 | % |  |  | 814,797 |  |  |  | 5.0 | %
Stifel Bank – Federal Reserve Capital Amounts |
September 30, 2018 |
|  | Actual |  |  | For Capital Adequacy Purposes |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
|  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Common equity tier 1 capital |  | $ | 75,385 |  |  |  | 13.8 | % |  | $ | 24,666 |  |  |  | 4.5 | % |  | $ | 35,629 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 75,385 |  |  |  | 13.8 | % |  |  | 32,888 |  |  |  | 6.0 | % |  |  | 43,851 |  |  |  | 8.0 | %
Total capital |  |  | 82,246 |  |  |  | 15.0 | % |  |  | 43,851 |  |  |  | 8.0 | % |  |  | 54,814 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 75,385 |  |  |  | 12.5 | % |  |  | 24,137 |  |  |  | 4.0 | % |  |  | 30,171 |  |  |  | 5.0 | %

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