Regulatory Capital Requirements (Tables)

3 Months Ended

Mar. 31, 2018

Regulatory Capital Requirements [Abstract]

Schedule Of Total Risk-Based, Tier 1 Risk-Based, And Tier 1 Leverage Ratios

Stifel Financial Corp. – Federal Reserve Capital Amounts
March 31, 2018
	Actual					For Capital Adequacy Purposes					To Be Well Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio
Common equity tier 1 capital	$	1,703,313		16.6	%	$	462,451		4.5	%	$	667,985		6.5	%
Tier 1 capital		1,918,692		18.7	%		616,601		6.0	%		822,135		8.0	%
Total capital		1,988,189		19.3	%		822,135		8.0	%		1,027,669		10.0	%
Tier 1 leverage		1,918,692		9.6	%		799,158		4.0	%		998,947		5.0	%

Stifel Bank – Federal Reserve Capital Amounts
March 31, 2018
	Actual					For Capital Adequacy Purposes					To Be Well Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio
Common equity tier 1 capital	$	1,091,838		14.6	%	$	336,017		4.5	%	$	485,358		6.5	%
Tier 1 capital		1,091,838		14.6	%		448,023		6.0	%		597,364		8.0	%
Total capital		1,161,810		15.6	%		597,364		8.0	%		746,705		10.0	%
Tier 1 leverage		1,091,838		7.2	%		609,112		4.0	%		761,391		5.0	%