XML 103 R96.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Regulatory Capital Requirements (Schedule Of Total Risk-Based, Tier 1 Risk-Based, And Tier 1 Leverage Ratios) (Details) $ in Thousands | Mar. 31, 2024 USD ($)
--- | ---
Stifel Financial Corp. [Member] |
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |
Tier 1 capital, Actual Amount | $ 3,910,964
Tier 1 capital, Actual Ratio | 0.173
Tier 1 capital For Capital Adequacy Purposes, Amount | $ 1,355,300
Tier 1 capital For Capital Adequacy Purposes, Ratio | 0.06
Tier 1 capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 1,807,066
Tier 1 To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.08
Total capital, Actual Amount | $ 4,130,093
Total capital, Actual Ratio | 0.183
Total capital For Capital Adequacy Purposes, Amount | $ 1,807,066
Total capital For Capital Adequacy Purposes, Ratio | 0.08
Total capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 2,258,833
Total capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.10
Tier 1 leverage, Actual Amount | $ 3,910,964
Tier 1 leverage, Actual Ratio | 0.106
Tier 1 leverage For Capital Adequacy Purposes, Amount | $ 1,480,733
Tier 1 leverage For Capital Adequacy Purposes, Ratio | 0.04
Tier 1 leverage To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 1,850,917
Tier 1 leverage To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.05
Stifel Financial Corp. [Member] | Common Stock [Member] |
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |
Tier 1 capital, Actual Amount | $ 3,225,964
Tier 1 capital, Actual Ratio | 0.143
Tier 1 capital For Capital Adequacy Purposes, Amount | $ 1,016,475
Tier 1 capital For Capital Adequacy Purposes, Ratio | 0.045
Tier 1 capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 1,468,241
Tier 1 To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.065
Stifel Bank & Trust [Member] |
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |
Tier 1 capital, Actual Amount | $ 1,242,565
Tier 1 capital, Actual Ratio | 0.108
Tier 1 capital For Capital Adequacy Purposes, Amount | $ 690,139
Tier 1 capital For Capital Adequacy Purposes, Ratio | 0.06
Tier 1 capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 920,185
Tier 1 To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.08
Total capital, Actual Amount | $ 1,367,153
Total capital, Actual Ratio | 0.119
Total capital For Capital Adequacy Purposes, Amount | $ 920,185
Total capital For Capital Adequacy Purposes, Ratio | 0.08
Total capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 1,150,231
Total capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.10
Tier 1 leverage, Actual Amount | $ 1,242,565
Tier 1 leverage, Actual Ratio | 0.071
Tier 1 leverage For Capital Adequacy Purposes, Amount | $ 700,273
Tier 1 leverage For Capital Adequacy Purposes, Ratio | 0.04
Tier 1 leverage To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 875,342
Tier 1 leverage To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.05
Stifel Bank & Trust [Member] | Common Stock [Member] |
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |
Tier 1 capital, Actual Amount | $ 1,242,565
Tier 1 capital, Actual Ratio | 0.108
Tier 1 capital For Capital Adequacy Purposes, Amount | $ 517,604
Tier 1 capital For Capital Adequacy Purposes, Ratio | 0.045
Tier 1 capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 747,650
Tier 1 To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.065
Stifel Bank [Member] |
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |
Tier 1 capital, Actual Amount | $ 838,002
Tier 1 capital, Actual Ratio | 0.148
Tier 1 capital For Capital Adequacy Purposes, Amount | $ 339,824
Tier 1 capital For Capital Adequacy Purposes, Ratio | 0.06
Tier 1 capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 453,098
Tier 1 To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.08
Total capital, Actual Amount | $ 876,227
Total capital, Actual Ratio | 0.155
Total capital For Capital Adequacy Purposes, Amount | $ 453,098
Total capital For Capital Adequacy Purposes, Ratio | 0.08
Total capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 566,373
Total capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.10
Tier 1 leverage, Actual Amount | $ 838,002
Tier 1 leverage, Actual Ratio | 0.072
Tier 1 leverage For Capital Adequacy Purposes, Amount | $ 467,975
Tier 1 leverage For Capital Adequacy Purposes, Ratio | 0.04
Tier 1 leverage To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 584,969
Tier 1 leverage To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.05
Stifel Bank [Member] | Common Stock [Member] |
Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] |
Tier 1 capital, Actual Amount | $ 838,002
Tier 1 capital, Actual Ratio | 0.148
Tier 1 capital For Capital Adequacy Purposes, Amount | $ 254,868
Tier 1 capital For Capital Adequacy Purposes, Ratio | 0.045
Tier 1 capital To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount | $ 368,142
Tier 1 To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio | 0.065

X
- Definition Amount of total capital as defined by regulatory framework. + 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 + Details
Name: | us-gaap_Capital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework. + 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
Name: | us-gaap_CapitalRequiredForCapitalAdequacy
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework. + 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
Name: | us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of minimum total risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + 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 + Details
Name: | us-gaap_CapitalRequiredToBeWellCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum total risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. + 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 + Details
Name: | us-gaap_CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework. + 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 + Details
Name: | us-gaap_CapitalToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -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 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -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 + Details
Name: | us-gaap_ComplianceWithRegulatoryCapitalRequirementsUnderBankingRegulationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of Tier 1 leverage capital as defined by regulatory framework. + 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 + Details
Name: | us-gaap_TierOneLeverageCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of minimum Tier 1 leverage capital required for capital adequacy as defined by regulatory framework. + 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
Name: | us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework. + 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
Name: | us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of minimum Tier 1 leverage capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + 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 + Details
Name: | us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. + 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 + Details
Name: | us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio of Tier 1 capital to average assets as defined by regulatory framework. + 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 + Details
Name: | us-gaap_TierOneLeverageCapitalToAverageAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of Tier 1 risk-based capital as defined by regulatory framework. + 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 + Details
Name: | us-gaap_TierOneRiskBasedCapital
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of minimum Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework. + 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
Name: | us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework. + 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
Name: | us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of minimum Tier 1 risk-based capital categorized as well capitalized as defined by regulatory framework for prompt corrective action. + 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 + Details
Name: | us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Ratio of minimum Tier 1 risk-based capital to risk-weighted assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. + 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 + Details
Name: | us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Ratio of Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework. + 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 + Details
Name: | us-gaap_TierOneRiskBasedCapitalToRiskWeightedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=srt_ParentCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=sf_StifelBankAndTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=sf_StifelBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |