Name:	tbbk_EstimatedSellingCosts
Namespace Prefix:	tbbk_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Estimated Selling Costs, Percentage Reduction

No definition available.

Name:	tbbk_EstimatedSellingCostsPercentageReduction
Namespace Prefix:	tbbk_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Fair Value, Transfers Between Three Levels

No definition available.

Name:	tbbk_FairValueTransfersBetweenThreeLevels
Namespace Prefix:	tbbk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This element represents the fair value of impaired loans.

No definition available.

Name:	tbbk_ImpairedLoansFairValueDisclosure
Namespace Prefix:	tbbk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Specific Reserve In Allowance For Credit Loss Established Based On Deficiency

No definition available.

Name:	tbbk_SpecificReserveInAllowanceForCreditLossEstablishedBasedOnDeficiency
Namespace Prefix:	tbbk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.