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Regulatory Capital Requirements (Tables) | 9 Months Ended
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Sep. 30, 2023
Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract] |
Schedule Of Total Risk-Based, Tier 1 Risk-Based, And Tier 1 Leverage Ratios | The amounts and ratios for Stifel Financial Corp., Stifel Bank & Trust, and Stifel Bank as of September 30, 2023 are represented in the tables below (in thousands, except ratios).
|  | Actual |  |  | For Capital Adequacy Purposes |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
Stifel Financial Corp. |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Common equity tier 1 capital |  | $ | 3,228,952 |  |  |  | 13.9 | % |  | $ | 1,044,849 |  |  |  | 4.5 | % |  | $ | 1,509,226 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 3,913,952 |  |  |  | 16.9 | % |  |  | 1,393,131 |  |  |  | 6.0 | % |  |  | 1,857,509 |  |  |  | 8.0 | %
Total capital |  |  | 4,136,017 |  |  |  | 17.8 | % |  |  | 1,857,509 |  |  |  | 8.0 | % |  |  | 2,321,886 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 3,913,952 |  |  |  | 10.8 | % |  |  | 1,454,233 |  |  |  | 4.0 | % |  |  | 1,817,791 |  |  |  | 5.0 | %
|  | Actual |  |  | For Capital Adequacy Purposes |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
Stifel Bank & Trust |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Common equity tier 1 capital |  | $ | 1,489,819 |  |  |  | 10.8 | % |  | $ | 620,224 |  |  |  | 4.5 | % |  | $ | 895,878 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 1,489,819 |  |  |  | 10.8 | % |  |  | 826,965 |  |  |  | 6.0 | % |  |  | 1,102,620 |  |  |  | 8.0 | %
Total capital |  |  | 1,625,012 |  |  |  | 11.8 | % |  |  | 1,102,620 |  |  |  | 8.0 | % |  |  | 1,378,275 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 1,489,819 |  |  |  | 7.7 | % |  |  | 774,198 |  |  |  | 4.0 | % |  |  | 967,748 |  |  |  | 5.0 | %
|  | Actual |  |  | For Capital Adequacy Purposes |  |  | To Be Well Capitalized Under Prompt Corrective Action Provisions |
Stifel Bank |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |  |  | Amount |  |  | Ratio |
Common equity tier 1 capital |  | $ | 690,456 |  |  |  | 14.6 | % |  | $ | 212,588 |  |  |  | 4.5 | % |  | $ | 307,071 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 690,456 |  |  |  | 14.6 | % |  |  | 283,451 |  |  |  | 6.0 | % |  |  | 377,934 |  |  |  | 8.0 | %
Total capital |  |  | 722,840 |  |  |  | 15.3 | % |  |  | 377,934 |  |  |  | 8.0 | % |  |  | 472,418 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 690,456 |  |  |  | 7.1 | % |  |  | 390,341 |  |  |  | 4.0 | % |  |  | 487,926 |  |  |  | 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/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480696/942-505-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Publisher FASB -URI https://asc.fasb.org//1943274/2147480696/942-505-50-1B + Details
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