XML 72 R58.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans Receivable and Allowance for Loan Losses - Credit Ratings of Covered and Non-Covered Loan Portfolio (Detail) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | $ 7,181,084 | $ 6,768,175
Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 6,405,308 | 6,300,595
Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 117,075 | 99,279
Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 76,277 | 40,437
Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 566,841 | 305,939
Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 15,583 | 21,925
Multi-family |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 3,542,770 | 3,502,381
Multi-family | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 3,485,669 | 3,438,554
Multi-family | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 31,001 | 53,873
Multi-family | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 26,100 | 9,954
Multi-family | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Multi-family | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Commercial and industrial |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 1,266,520 | 1,149,090
Commercial and industrial | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 1,211,934 | 1,118,889
Commercial and industrial | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 16,979 | 7,652
Commercial and industrial | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 37,607 | 22,549
Commercial and industrial | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Commercial and industrial | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Commercial real estate - owner occupied |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 545,231 | 484,728
Commercial real estate - owner occupied | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 529,898 | 471,826
Commercial real estate - owner occupied | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 8,152 | 5,987
Commercial real estate - owner occupied | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 7,181 | 6,915
Commercial real estate - owner occupied | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Commercial real estate - owner occupied | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Commercial real estate - non-owner occupied |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 1,155,998 | 1,218,719
Commercial real estate - non-owner occupied | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 1,089,666 | 1,185,933
Commercial real estate - non-owner occupied | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 60,943 | 31,767
Commercial real estate - non-owner occupied | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 5,389 | 1,019
Commercial real estate - non-owner occupied | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Commercial real estate - non-owner occupied | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Construction |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 88,141 | 85,393
Construction | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 88,141 | 85,393
Construction | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Construction | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Construction | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Construction | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Residential real estate |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 493,222 | 234,090
Residential real estate | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Residential real estate | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Residential real estate | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Residential real estate | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 485,442 | 221,042
Residential real estate | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 7,780 | 13,048
Manufactured housing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 85,328 | 90,227
Manufactured housing | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Manufactured housing | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Manufactured housing | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Manufactured housing | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 77,675 | 81,497
Manufactured housing | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 7,653 | 8,730
Other |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 3,874 | 3,547
Other | Pass/Satisfactory |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Other | Special Mention |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Other | Substandard |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 0 | 0
Other | Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | 3,724 | 3,400
Other | Non-performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Loans receivable, gross | $ 150 | $ 147

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

X
- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
Name: | us-gaap_LoansAndLeasesReceivableGrossCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PassMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SpecialMentionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_SubstandardMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_PerformingFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=us-gaap_NonperformingFinancingReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_MultifamilyPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_CommercialAndIndustrialExcludingCommercialRealEstateOwnerOccupiedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_CommercialRealEstateOwnerOccupiedPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_CommercialRealEstateNonOwnerOccupiedPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_ConstructionPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_ManufacturedHousingPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=cubi_OtherConsumerLoansPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |