Regulatory Capital Requirements (Tables)

6 Months Ended

Jun. 30, 2012

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
	June 30, 2012
	Actual				For Capital Adequacy Purposes				To Be Well Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio		Amount		Ratio		Amount		Ratio
Total capital to risk-weighted assets	$	984,110	26.0	%	$	302,524	8.0	%	$	378,155	10.0	%
Tier I capital to risk-weighted assets		977,818	25.9			151,262	4.0			226,893	6.0
Tier I capital to adjusted average total assets		977,818	19.4			201,703	4.0			252,129	5.0

	Stifel Bank - Federal Reserve Capital Amounts
	June 30, 2012
	Actual				For Capital Adequacy Purposes				To Be Well Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio		Amount		Ratio		Amount		Ratio
Total capital to risk-weighted assets	$	224,731	12.3	%	$	146,723	8.0	%	$	183,404	10.0	%
Tier I capital to risk-weighted assets		218,439	11.9			73,362	4.0			110,042	6.0
Tier I capital to adjusted average total assets		218,439	7.9			111,052	4.0			138,815	5.0