XML 52 R42.htm IDEA: XBRL DOCUMENT
v3.19.2

Loans Receivable - The Bancorp's age analysis of past due loans (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
--- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | $ 16,225 | $ 13,528
Current | 878,049 | 750,872
Total Loans | 894,274 | 764,400
Recorded Investments Greater than 90 Days Past Due and Accruing | 925 | 321
Government [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Current | 19,284 | 21,101
Total Loans | 19,284 | 21,101
Recorded Investments Greater than 90 Days Past Due and Accruing | 0 | 0
Residential real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 10,551 | 8,930
Current | 290,937 | 214,393
Total Loans | 301,488 | 223,323
Recorded Investments Greater than 90 Days Past Due and Accruing | 294 | 122
Home Equity Loan [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 677 | 452
Current | 49,478 | 45,031
Total Loans | 50,155 | 45,483
Recorded Investments Greater than 90 Days Past Due and Accruing | 0 | 50
Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 2,073 | 1,471
Current | 273,881 | 251,633
Total Loans | 275,954 | 253,104
Recorded Investments Greater than 90 Days Past Due and Accruing | 220 | 0
Construction and land development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 248 | 1,024
Current | 71,407 | 63,409
Total Loans | 71,655 | 64,433
Recorded Investments Greater than 90 Days Past Due and Accruing | 0 | 0
Multifamily [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 438 | 149
Current | 50,711 | 47,085
Total Loans | 51,149 | 47,234
Recorded Investments Greater than 90 Days Past Due and Accruing | 173 | 0
Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 215 | 73
Current | 12,064 | 5,970
Total Loans | 12,279 | 6,043
Recorded Investments Greater than 90 Days Past Due and Accruing | 0 | 0
Commercial business |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 2,023 | 1,429
Current | 110,053 | 102,010
Total Loans | 112,076 | 103,439
Recorded Investments Greater than 90 Days Past Due and Accruing | 238 | 149
Farmland [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Current | 234 | 240
Total Loans | 234 | 240
Recorded Investments Greater than 90 Days Past Due and Accruing | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 6,141 | 5,869
Financing Receivables, 30 to 59 Days Past Due [Member] | Government [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] | Residential real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 4,342 | 3,659
Financing Receivables, 30 to 59 Days Past Due [Member] | Home Equity Loan [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 245 | 143
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 753 | 842
Financing Receivables, 30 to 59 Days Past Due [Member] | Construction and land development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 248 | 491
Financing Receivables, 30 to 59 Days Past Due [Member] | Multifamily [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 181 | 1
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial business |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 372 | 733
Financing Receivables, 30 to 59 Days Past Due [Member] | Farmland [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, 60 to 89 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 2,142 | 1,946
Financing Receivables, 60 to 89 Days Past Due [Member] | Government [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, 60 to 89 Days Past Due [Member] | Residential real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 1,597 | 909
Financing Receivables, 60 to 89 Days Past Due [Member] | Home Equity Loan [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 6 | 5
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 174 | 18
Financing Receivables, 60 to 89 Days Past Due [Member] | Construction and land development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 533
Financing Receivables, 60 to 89 Days Past Due [Member] | Multifamily [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 149
Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 34 | 72
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial business |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 331 | 260
Financing Receivables, 60 to 89 Days Past Due [Member] | Farmland [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 7,942 | 5,713
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Government [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Residential real estate |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 4,612 | 4,362
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Home Equity Loan [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 426 | 304
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial Real Estate [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 1,146 | 611
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Construction and land development [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Multifamily [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 438 | 0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Consumer [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 0 | 0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial business |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | 1,320 | 436
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Farmland [Member] |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |
Total Past Due | $ 0 | $ 0

X
- Definition Recorded investment in financing receivables that are 90 days or more past due and still accruing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Financing receivables that are current. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Recorded Investment in financing receivables that are past due at the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. 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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ResidentialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_HomeEquityLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=nwin_ConstructionAndLandDevelopmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=srt_MultifamilyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_ConsumerLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_CommercialLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=nwin_FarmlandMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables30To59DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables60To89DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |