Regulatory Requirements and Other Restrictions (Tables)

12 Months Ended

Dec. 31, 2021

Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]

Summary Information Regarding Regulatory Capital

December 31, (Dollars in millions)	2021				2020
	Ratio		Amount		Ratio		Amount
Truist Financial Corporation
CET1	9.6	%	$	37,524	10.0	%	$	37,869
Tier 1 capital	11.3		44,194		12.1		45,915
Total capital	13.2		51,518		14.5		55,011
Leverage	8.7		44,194		9.6		45,915
Supplementary leverage	7.4		44,194		8.7		45,915
Truist Bank
CET1	10.5		39,908		11.0		40,642
Tier 1 capital	10.5		39,908		11.0		40,642
Total capital	12.0		45,562		13.0		47,882
Leverage	8.0		39,908		8.7		40,642
Supplementary leverage	6.9		39,908		7.5		40,642