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Regulatory Capital Requirements (Tables) | 12 Months Ended
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Dec. 31, 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 December 31, 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 |  | $ | 3,230,965 |  |  |  | 14.2 | % |  | $ | 1,023,670 |  |  |  | 4.5 | % |  | $ | 1,478,634 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 3,915,965 |  |  |  | 17.2 | % |  |  | 1,364,893 |  |  |  | 6.0 | % |  |  | 1,819,857 |  |  |  | 8.0 | %
Total capital |  |  | 4,129,814 |  |  |  | 18.2 | % |  |  | 1,819,857 |  |  |  | 8.0 | % |  |  | 2,274,822 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 3,915,965 |  |  |  | 10.5 | % |  |  | 1,498,042 |  |  |  | 4.0 | % |  |  | 1,872,552 |  |  |  | 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 |  | $ | 1,344,589 |  |  |  | 11.8 | % |  | $ | 511,437 |  |  |  | 4.5 | % |  | $ | 738,743 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 1,344,589 |  |  |  | 11.8 | % |  |  | 681,916 |  |  |  | 6.0 | % |  |  | 909,222 |  |  |  | 8.0 | %
Total capital |  |  | 1,464,939 |  |  |  | 12.9 | % |  |  | 909,222 |  |  |  | 8.0 | % |  |  | 1,136,527 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 1,344,589 |  |  |  | 7.3 | % |  |  | 740,724 |  |  |  | 4.0 | % |  |  | 925,905 |  |  |  | 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 |  | $ | 788,811 |  |  |  | 11.9 | % |  | $ | 298,030 |  |  |  | 4.5 | % |  | $ | 430,488 |  |  |  | 6.5 | %
Tier 1 capital |  |  | 788,811 |  |  |  | 11.9 | % |  |  | 397,374 |  |  |  | 6.0 | % |  |  | 529,831 |  |  |  | 8.0 | %
Total capital |  |  | 827,822 |  |  |  | 12.5 | % |  |  | 529,831 |  |  |  | 8.0 | % |  |  | 662,289 |  |  |  | 10.0 | %
Tier 1 leverage |  |  | 788,811 |  |  |  | 7.2 | % |  |  | 440,792 |  |  |  | 4.0 | % |  |  | 550,990 |  |  |  | 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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