Regulatory Capital Requirements (Tables)

6 Months Ended

Jun. 30, 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	$	2,071,121		15.3	%	$	608,484		4.5	%	$	878,921		6.5	%
Tier 1 capital		2,606,121		19.3	%		811,312		6.0	%		1,081,749		8.0	%
Total capital		2,763,535		20.4	%		1,081,749		8.0	%		1,352,186		10.0	%
Tier 1 leverage		2,606,121		11.0	%		947,340		4.0	%		1,184,175		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	$	1,058,401		12.4	%	$	384,214		4.5	%	$	554,976		6.5	%
Tier 1 capital		1,058,401		12.4	%		512,286		6.0	%		683,048		8.0	%
Total capital		1,188,637		13.9	%		683,048		8.0	%		853,810		10.0	%
Tier 1 leverage		1,058,401		7.2	%		591,333		4.0	%		739,167		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	$	196,916		18.8	%	$	47,121		4.5	%	$	68,064		6.5	%
Tier 1 capital		196,916		18.8	%		62,829		6.0	%		83,771		8.0	%
Total capital		210,783		20.1	%		83,771		8.0	%		104,714		10.0	%
Tier 1 leverage		196,916		7.1	%		111,207		4.0	%		139,009		5.0	%