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Regulatory Capital Requirements (Tables) | 9 Months Ended
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Sep. 30, 2017
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, 2017 |
|  | 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 |  | $ | 1,760,021 |  |  |  | 18.3 | % |  | $ | 432,769 |  |  |  | 4.5 | % |  | $ | 625,111 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 1,969,702 |  |  |  | 20.5 | % |  |  | 577,026 |  |  |  | 6.0 | % |  |  | 769,368 |  |  |  | 8.0 | %
Total capital |  |  | 2,031,937 |  |  |  | 21.1 | % |  |  | 769,368 |  |  |  | 8.0 | % |  |  | 961,710 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 1,969,702 |  |  |  | 10.4 | % |  |  | 754,009 |  |  |  | 4.0 | % |  |  | 942,511 |  |  |  | 5.0 | %
Stifel Bank – Federal Reserve Capital Amounts |
September 30, 2017 |
|  | 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 |  | $ | 1,007,303 |  |  |  | 14.4 | % |  | $ | 314,873 |  |  |  | 4.5 | % |  | $ | 454,817 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 1,007,303 |  |  |  | 14.4 | % |  |  | 419,831 |  |  |  | 6.0 | % |  |  | 559,774 |  |  |  | 8.0 | %
Total capital |  |  | 1,070,198 |  |  |  | 15.3 | % |  |  | 559,774 |  |  |  | 8.0 | % |  |  | 699,718 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 1,007,303 |  |  |  | 7.1 | % |  |  | 567,587 |  |  |  | 4.0 | % |  |  | 709,484 |  |  |  | 5.0 | %

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- Definition Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958570-112826 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958568-112826 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84167132&loc=d3e65071-112826 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1G -URI http://asc.fasb.org/extlink&oid=84167132&loc=SL5958577-112826 + Details
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