XML 96 R69.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans Receivable and Allowance for Loan Losses - Summary of Impaired Loans (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, total | $ 39,118 | $ 38,435 |
Unpaid principle balance, total | 42,031 | 39,089 |
Related allowance | 845 | 1,451 |
Average recorded investment, total | 36,980 | 36,177 | $ 51,428
Interest income recognized, total | 1,671 | 1,293 | 2,459
Multi-family |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 0 | 0 |
Recorded investment net of charge offs, with an allowance recorded | 1,155 | 0 |
Unpaid principal balance, with no related allowance recorded | 0 | 0 |
Unpaid principal balance, with an allowance recorded | 1,155 | 0 |
Related allowance | 539 | 0 |
Average recorded investment, with no related allowance recorded | 537 | 0 | 964
Average recorded investment, with an allowance recorded | 231 | 0 | 232
Interest income recognized, with no related allowance recorded | 8 | 0 | 53
Interest income recognized, with an allowance recorded | 37 | 0 | 0
Commercial and industrial |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 13,660 | 9,138 |
Recorded investment net of charge offs, with an allowance recorded | 4,168 | 8,323 |
Unpaid principal balance, with no related allowance recorded | 15,263 | 9,287 |
Unpaid principal balance, with an allowance recorded | 4,351 | 8,506 |
Related allowance | 261 | 650 |
Average recorded investment, with no related allowance recorded | 8,831 | 8,865 | 15,424
Average recorded investment, with an allowance recorded | 6,504 | 5,984 | 7,028
Interest income recognized, with no related allowance recorded | 673 | 214 | 804
Interest income recognized, with an allowance recorded | 25 | 230 | 436
Commercial real estate owner occupied |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 1,037 | 806 |
Recorded investment net of charge offs, with an allowance recorded | 32 | 642 |
Unpaid principal balance, with no related allowance recorded | 1,766 | 806 |
Unpaid principal balance, with an allowance recorded | 32 | 642 |
Related allowance | 1 | 642 |
Average recorded investment, with no related allowance recorded | 776 | 1,439 | 7,963
Average recorded investment, with an allowance recorded | 443 | 882 | 173
Interest income recognized, with no related allowance recorded | 19 | 70 | 426
Interest income recognized, with an allowance recorded | 3 | 0 | 0
Commercial real estate non-owner occupied |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 129 | 160 |
Recorded investment net of charge offs, with an allowance recorded |  | 0 |
Unpaid principal balance, with no related allowance recorded | 241 | 272 |
Unpaid principal balance, with an allowance recorded |  | 0 |
Related allowance |  | 0 |
Average recorded investment, with no related allowance recorded | 645 | 898 | 5,265
Average recorded investment, with an allowance recorded |  | 0 | 380
Interest income recognized, with no related allowance recorded | 48 | 2 | 155
Interest income recognized, with an allowance recorded |  | 0 | 0
Residential real estate |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 4,842 | 3,628 |
Recorded investment net of charge offs, with an allowance recorded | 3,789 | 5,619 |
Unpaid principal balance, with no related allowance recorded | 5,128 | 3,801 |
Unpaid principal balance, with an allowance recorded | 3,789 | 5,656 |
Related allowance | 41 | 155 |
Average recorded investment, with no related allowance recorded | 4,129 | 4,617 | 4,567
Average recorded investment, with an allowance recorded | 4,566 | 3,307 | 395
Interest income recognized, with no related allowance recorded | 151 | 24 | 120
Interest income recognized, with an allowance recorded | 131 | 187 | 0
Manufactured housing |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 10,027 | 9,865 |
Recorded investment net of charge offs, with an allowance recorded | 168 | 224 |
Unpaid principal balance, with no related allowance recorded | 10,027 | 9,865 |
Unpaid principal balance, with an allowance recorded | 168 | 224 |
Related allowance | 3 | 4 |
Average recorded investment, with no related allowance recorded | 10,015 | 10,003 | 8,961
Average recorded investment, with an allowance recorded | 214 | 131 | 0
Interest income recognized, with no related allowance recorded | 561 | 558 | 465
Interest income recognized, with an allowance recorded | 14 | 8 | 0
Other |  |  |
Financing Receivable, Impaired [Line Items] |  |  |
Recorded investment net of charge offs, with no related allowance recorded | 111 | 30 |
Recorded investment net of charge offs, with an allowance recorded |  | 0 |
Unpaid principal balance, with no related allowance recorded | 111 | 30 |
Unpaid principal balance, with an allowance recorded |  | 0 |
Related allowance |  | 0 |
Average recorded investment, with no related allowance recorded | 89 | 51 | 47
Average recorded investment, with an allowance recorded |  | 0 | 29
Interest income recognized, with no related allowance recorded | $ 1 | 0 | 0
Interest income recognized, with an allowance recorded |  | $ 0 | $ 0

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_FinancingReceivableImpairedLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableRelatedAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables with related allowance for credit losses and without related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of average investment of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income, recognized on accrual basis, on financing receivables that are recognized as impaired, for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment in impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of unpaid principal balance of impaired financing receivables for which there is no related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of average investment of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5258-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of interest income, recognized on accrual basis, on financing receivables, for which there is a related allowance for credit losses and are recognized as impaired. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953550-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
Name: | us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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=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: |