For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the gross contractual amounts receivable, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472

Name:	us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Loans and Leases - Narrative (Details) - USD ($)	3 Months Ended
Loans and Leases - Narrative (Details) - USD ($)	Mar. 31, 2021	Mar. 31, 2020	Jan. 29, 2021	Dec. 31, 2020
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest receivable	$ 94,200,000			$ 93,600,000
Impairment charges	262,000	$ 224,000
BB&T Commercial Equipment Capital, Corp
Accounts, Notes, Loans and Financing Receivable [Line Items]
Acquired loans and leases	$ 1,800,000,000		$ 1,000,000,000.0