Regulatory Capital Requirements (Tables)

3 Months Ended

Mar. 31, 2020

Regulatory Capital Requirements [Abstract]

Schedule Of Total Risk-Based, Tier 1 Risk-Based, And Tier 1 Leverage 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	$	1,947,549		14.3	%	$	611,382		4.5	%	$	883,107		6.5	%
Tier 1 capital		2,257,549		16.6	%		815,176		6.0	%		1,086,901		8.0	%
Total capital		2,406,674		17.7	%		1,086,901		8.0	%		1,358,626		10.0	%
Tier 1 leverage		2,257,549		9.6	%		941,644		4.0	%		1,177,055		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	$	1,039,680		11.7	%	$	398,418		4.5	%	$	575,493		6.5	%
Tier 1 capital		1,039,680		11.7	%		531,225		6.0	%		708,299		8.0	%
Total capital		1,150,272		13.0	%		708,299		8.0	%		885,374		10.0	%
Tier 1 leverage		1,039,680		7.1	%		583,181		4.0	%		728,977		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	$	168,855		15.6	%	$	48,679		4.5	%	$	70,315		6.5	%
Tier 1 capital		168,855		15.6	%		64,906		6.0	%		86,541		8.0	%
Total capital		178,053		16.5	%		86,541		8.0	%		108,176		10.0	%
Tier 1 leverage		168,855		7.3	%		92,478		4.0	%		115,598		5.0	%