XML 80 R54.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Loans Receivable (Details 1) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Allowance for loan losses: |  |
Beginning Balance | $ 7,482 | $ 7,698
Charge-offs | (1,011) | (1,476)
Recoveries | 183 | 60
Provisions | 1,308 | 1,200
Ending Balance | 7,962 | 7,482
Ending balance: Loans receivable individually evaluated impairment reserves | 246 | 704
Ending balance: Loans receivable collectively evaluated impairment reserves | 7,716 | 6,778
LOAN RECEIVABLES |  |
Loan receivables | 764,400 | 620,211
Ending balance: Loans individually evaluated for impairment | 2,837 | 1,832
Ending balance: Purchased credit impaired individually evaluated for impairment | 2,945 | 690
Ending balance: Loans collectively evaluated for impairment | 758,618 | 617,689
Residential real estate [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 1,568 | 2,111
Charge-offs | (194) | (959)
Recoveries | 1 | 3
Provisions | 340 | 413
Ending Balance | 1,715 | 1,568
Ending balance: Loans receivable individually evaluated impairment reserves | 22 | 21
Ending balance: Loans receivable collectively evaluated impairment reserves | 1,693 | 1,547
LOAN RECEIVABLES |  |
Loan receivables | 223,323 | 172,141
Ending balance: Loans individually evaluated for impairment | 570 | 462
Ending balance: Purchased credit impaired individually evaluated for impairment | 980 | 690
Ending balance: Loans collectively evaluated for impairment | 221,773 | 170,989
Home equity [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 166 | 299
Charge-offs | (48) | (60)
Recoveries | 0 | 0
Provisions | 84 | (73)
Ending Balance | 202 | 166
Ending balance: Loans receivable individually evaluated impairment reserves | 9 | 0
Ending balance: Loans receivable collectively evaluated impairment reserves | 193 | 166
LOAN RECEIVABLES |  |
Loan receivables | 45,483 | 36,769
Ending balance: Loans individually evaluated for impairment | 141 | 0
Ending balance: Purchased credit impaired individually evaluated for impairment | 123 | 0
Ending balance: Loans collectively evaluated for impairment | 45,219 | 36,769
Commercial real estate [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 3,125 | 3,113
Charge-offs | (119) | 0
Recoveries | 24 | 0
Provisions | 305 | 12
Ending Balance | 3,335 | 3,125
Ending balance: Loans receivable individually evaluated impairment reserves | 210 | 144
Ending balance: Loans receivable collectively evaluated impairment reserves | 3,125 | 2,981
LOAN RECEIVABLES |  |
Loan receivables | 253,104 | 211,090
Ending balance: Loans individually evaluated for impairment | 1,703 | 512
Ending balance: Purchased credit impaired individually evaluated for impairment | 402 | 0
Ending balance: Loans collectively evaluated for impairment | 250,999 | 210,578
Construction and land develolpment [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 618 | 617
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 138 | 1
Ending Balance | 756 | 618
Ending balance: Loans receivable individually evaluated impairment reserves | 0 | 0
Ending balance: Loans receivable collectively evaluated impairment reserves | 756 | 618
LOAN RECEIVABLES |  |
Loan receivables | 64,433 | 50,746
Ending balance: Loans individually evaluated for impairment | 0 | 134
Ending balance: Purchased credit impaired individually evaluated for impairment | 0 | 0
Ending balance: Loans collectively evaluated for impairment | 64,433 | 50,612
Multifamily [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 622 | 572
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | (150) | 50
Ending Balance | 472 | 622
Ending balance: Loans receivable individually evaluated impairment reserves | 0 | 0
Ending balance: Loans receivable collectively evaluated impairment reserves | 472 | 622
LOAN RECEIVABLES |  |
Loan receivables | 47,234 | 43,368
Ending balance: Loans individually evaluated for impairment | 0 | 0
Ending balance: Purchased credit impaired individually evaluated for impairment | 0 | 0
Ending balance: Loans collectively evaluated for impairment | 47,234 | 43,368
Farmland [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 0 | 0
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | 0 | 0
Ending Balance | 0 | 0
Ending balance: Loans receivable individually evaluated impairment reserves | 0 | 0
Ending balance: Loans receivable collectively evaluated impairment reserves | 0 | 0
LOAN RECEIVABLES |  |
Loan receivables | 240 | 0
Ending balance: Loans individually evaluated for impairment | 0 | 0
Ending balance: Purchased credit impaired individually evaluated for impairment | 0 | 0
Ending balance: Loans collectively evaluated for impairment | 240 | 0
Consumer [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 31 | 34
Charge-offs | (58) | (71)
Recoveries | 24 | 18
Provisions | 85 | 50
Ending Balance | 82 | 31
Ending balance: Loans receivable individually evaluated impairment reserves | 0 | 0
Ending balance: Loans receivable collectively evaluated impairment reserves | 82 | 31
LOAN RECEIVABLES |  |
Loan receivables | 6,043 | 461
Ending balance: Loans individually evaluated for impairment | 0 | 0
Ending balance: Purchased credit impaired individually evaluated for impairment | 0 | 0
Ending balance: Loans collectively evaluated for impairment | 6,043 | 461
Commercial business [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 1,298 | 896
Charge-offs | (592) | (386)
Recoveries | 134 | 39
Provisions | 522 | 749
Ending Balance | 1,362 | 1,298
Ending balance: Loans receivable individually evaluated impairment reserves | 5 | 539
Ending balance: Loans receivable collectively evaluated impairment reserves | 1,357 | 759
LOAN RECEIVABLES |  |
Loan receivables | 103,439 | 76,851
Ending balance: Loans individually evaluated for impairment | 423 | 724
Ending balance: Purchased credit impaired individually evaluated for impairment | 1,440 | 0
Ending balance: Loans collectively evaluated for impairment | 101,576 | 76,127
Government [Member] |  |
Allowance for loan losses: |  |
Beginning Balance | 54 | 56
Charge-offs | 0 | 0
Recoveries | 0 | 0
Provisions | (16) | (2)
Ending Balance | 38 | 54
Ending balance: Loans receivable individually evaluated impairment reserves | 0 | 0
Ending balance: Loans receivable collectively evaluated impairment reserves | 38 | 54
LOAN RECEIVABLES |  |
Loan receivables | 21,101 | 28,785
Ending balance: Loans individually evaluated for impairment | 0 | 0
Ending balance: Purchased credit impaired individually evaluated for impairment | 0 | 0
Ending balance: Loans collectively evaluated for impairment | $ 21,101 | $ 28,785

X
- References No definition available. + Details
Name: | nwin_FinancingReceivablePurchasedCreditImpairedIndividuallyEvaluatedForImpairment
Namespace Prefix: | nwin_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of recovery of loans and lease receivables which had previously been fully or partially written-off as bad debts. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for 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 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB Topic 6.L.1) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707 + Details
Name: | us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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

X
- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
Name: | us-gaap_ProvisionForLoanAndLeaseLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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=nwin_FarmlandMember
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_FinancingReceivablePortfolioSegmentAxis=nwin_GovernmentPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |