XML 70 R56.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Loans Held for Sale - Composition of Loans Held for Sale (Detail) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Receivables Held-for-sale [Abstract] |  |
Multi-family loans, at lower of cost or fair value | $ 4,108 | $ 0
Total commercial loans held for sale | 4,108 | 0
Home equity conversion mortgages, at lower of cost or fair value | 507 | 507
Residential mortgage loans, at fair value | 609 | 15,747
Total consumer loans held for sale | 1,116 | 16,254
Loans held for sale | $ 5,224 | $ 16,254

X
- Definition Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Commercial, Real Estate1 + References No definition available. + Details
Name: | cubi_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialRealEstate1
Namespace Prefix: | cubi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Consumer + References No definition available. + Details
Name: | cubi_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupConsumer
Namespace Prefix: | cubi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Consumer, Home Equity1 + References No definition available. + Details
Name: | cubi_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupConsumerHomeEquity1
Namespace Prefix: | cubi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Mortgage1 + References No definition available. + Details
Name: | cubi_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage1
Namespace Prefix: | cubi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition MultiFamilyCommercialLoansHeldForSale + References No definition available. + Details
Name: | cubi_MultiFamilyCommercialLoansHeldForSale
Namespace Prefix: | cubi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124265262&loc=d3e48678-111004 + Details
Name: | us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_ReceivablesHeldForSaleAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration