Capital (Tables)

12 Months Ended

Dec. 31, 2011

Equity [Abstract]

Assets Subject to Regulatory Capital Requirements

	2011				2010
(Dollars in millions)	Amount		Ratio		Amount	Ratio
SunTrust Banks, Inc.
Tier 1 common		$12,254	9.22	%	$10,737	8.08	%
Tier 1 capital	14,490		10.90		18,156	13.67
Total capital	18,177		13.67		21,967	16.54
Tier 1 leverage			8.75			10.94
SunTrust Bank
Tier 1 capital		$14,026	10.70	%	$13,120	10.05	%
Total capital	17,209		13.13		16,424	12.58
Tier 1 leverage			8.69			8.33

Preferred Stock

(Dollars in millions)	2011		2010
Series A (1,725 shares outstanding)		$172		$172
Series B(1,025 shares outstanding at December 31, 2011)	103		—
Series C(35,000 shares outstanding at December 31, 2010)	—		3,442
Series D(13,500 shares outstanding at December 31, 2010)	—		1,328
		$275		$4,942