XML 42 R34.htm IDEA: XBRL DOCUMENT v3.20.1

Structure of Company (Details)	Mar. 31, 2020 item
Structure of Company [Abstract]
Number of specialty lending lines	4

X

- Definition

Number Of Specialty Lending Lines

+ References

No definition available.

+ Details

Name:	tbbk_NumberOfSpecialtyLendingLines
Namespace Prefix:	tbbk_
Data Type:	xbrli:positiveIntegerItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration