Represents the total amount paid for taxes, penalties and interest related to the disallowance of foreign tax credits and other deductions claimed by a deconsolidated subsidiary in connection with a financing transaction by the IRS.

No definition available.

+ Details

Name:	bbt_DisputedIrsStatutoryNoticeAmount
Namespace Prefix:	bbt_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

No authoritative reference available.

+ References

No definition available.

+ Details

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Namespace Prefix:	bbt_
Data Type:	xbrli:monetaryItemType
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- Details

Name:	us-gaap_IncomeTaxDisclosureAbstract
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of estimated interest accrued as of the balance sheet date arising from income tax examinations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

+ Details

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- Definition

Amount of (increase) decrease reasonably possible in the estimated lower bound of the unrecognized tax benefit for a tax position taken or expected to be taken.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

+ Details

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Income Taxes (Narrative) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Feb. 28, 2010
Income Taxes
Accrued tax-related interest and penalties	$ 210	$ 213	$ 37
Disputed IRS statutory notice amount				892bbt_DisputedIrsStatutoryNoticeAmount
Significant change in unrecognized tax benefits is reasonably possible estimated range of change within the next 12 months, lower bound	(700)
Net interest and penalties related to unrecognized tax benefits recognized in consolidated income statement		$ 176