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Regulatory Capital Requirements (Tables) | 12 Months Ended
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Dec. 31, 2016
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 December 31, 2016
|  | 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 |  | $ | 1,610,744 |  |  |  | 18.0 | % |  | $ | 402,644 |  |  |  | 4.5 | % |  | $ | 581,597 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 1,813,556 |  |  |  | 20.3 |  |  |  | 536,859 |  |  |  | 6.0 |  |  |  | 715,812 |  |  |  | 8.0 |
Total capital |  |  | 1,858,737 |  |  |  | 20.8 |  |  |  | 715,812 |  |  |  | 8.0 |  |  |  | 894,765 |  |  |  | 10.0 |
Tier 1 leverage |  |  | 1,813,556 |  |  |  | 10.2 |  |  |  | 710,464 |  |  |  | 4.0 |  |  |  | 888,080 |  |  |  | 5.0 |
Stifel Bank – Federal Reserve Capital Amounts December 31, 2016
|  | 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 |  | $ | 945,748 |  |  |  | 16.0 | % |  | $ | 265,306 |  |  |  | 4.5 | % |  | $ | 383,220 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 945,748 |  |  |  | 16.0 |  |  |  | 353,742 |  |  |  | 6.0 |  |  |  | 471,656 |  |  |  | 8.0 |
Total capital |  |  | 991,668 |  |  |  | 16.8 |  |  |  | 471,656 |  |  |  | 8.0 |  |  |  | 589,570 |  |  |  | 10.0 |
Tier 1 leverage |  |  | 945,748 |  |  |  | 7.1 |  |  |  | 534,215 |  |  |  | 4.0 |  |  |  | 667,768 |  |  |  | 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=35709795&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=35709795&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=35709795&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=35709795&loc=SL5958577-112826 + Details
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