Shareholders' Equity (Narrative) (Details) In Millions, unless otherwise specified	Dec. 31, 2013
Schedule Of Shareholders Equity
Common stock, remaining shares authorized for repurchase	44

Common stock remaining shares authorized for repurchase

No definition available.

Name:	bbt_CommonStockRemainingSharesAuthorizedForRepurchase
Namespace Prefix:	bbt_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant