XML 28 R51.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 8 - Loans Receivable and Credit Disclosures - Impaired Loans (Details) - USD ($) $ in Thousands | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Impaired financing receivable with no related allowance, recorded investment | $ 15,018 | $ 4,044
Impaired financing receivable with no related allowance, unpaid principal balance | 15,606 | 4,920
Impaired financing receivable with related allowance, recorded investment | 2,694 | 744
Impaired financing receivable with related allowance, unpaid principal balance | 3,025 | 755
Impaired financing receivable, related allowance | 721 | 209
Impaired financing receivable, recorded investment | 17,712 | 4,788
Impaired financing receivable, unpaid principal balance | 18,631 | 5,675
Construction Real Estate [Member] |  |
Impaired financing receivable with no related allowance, recorded investment |  |
Impaired financing receivable with no related allowance, unpaid principal balance |  |
Impaired financing receivable with related allowance, recorded investment |  |
Impaired financing receivable with related allowance, unpaid principal balance |  |
Impaired financing receivable, related allowance |  |
Impaired financing receivable, recorded investment |  |
Impaired financing receivable, unpaid principal balance |  |
Family Residential Real Estate 1-4 [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 104 | 460
Impaired financing receivable with no related allowance, unpaid principal balance | 139 | 796
Impaired financing receivable with related allowance, recorded investment | 1,094 | 744
Impaired financing receivable with related allowance, unpaid principal balance | 1,425 | 755
Impaired financing receivable, related allowance | 213 | 209
Impaired financing receivable, recorded investment | 1,198 | 1,204
Impaired financing receivable, unpaid principal balance | 1,564 | 1,551
Commercial Real Estate Portfolio Segment [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 10,618 | 83
Impaired financing receivable with no related allowance, unpaid principal balance | 10,956 | 435
Impaired financing receivable with related allowance, recorded investment | 976 |
Impaired financing receivable with related allowance, unpaid principal balance | 976 |
Impaired financing receivable, related allowance | 435 |
Impaired financing receivable, recorded investment | 11,594 | 83
Impaired financing receivable, unpaid principal balance | 11,932 | 435
Agriculture Real Estate [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 794 | 84
Impaired financing receivable with no related allowance, unpaid principal balance | 808 | 97
Impaired financing receivable with related allowance, recorded investment |  |
Impaired financing receivable with related allowance, unpaid principal balance |  |
Impaired financing receivable, related allowance |  |
Impaired financing receivable, recorded investment | 794 | 84
Impaired financing receivable, unpaid principal balance | 808 | 97
Commercial Portfolio Segment [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 412 | 462
Impaired financing receivable with no related allowance, unpaid principal balance | 459 | 517
Impaired financing receivable with related allowance, recorded investment | 168 |
Impaired financing receivable with related allowance, unpaid principal balance | 168 |
Impaired financing receivable, related allowance | 28 |
Impaired financing receivable, recorded investment | 580 | 462
Impaired financing receivable, unpaid principal balance | 627 | 517
Agriculture [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 3,006 | 2,951
Impaired financing receivable with no related allowance, unpaid principal balance | 3,160 | 3,071
Impaired financing receivable with related allowance, recorded investment | 456 |
Impaired financing receivable with related allowance, unpaid principal balance | 456 |
Impaired financing receivable, related allowance | 45 |
Impaired financing receivable, recorded investment | 3,462 | 2,951
Impaired financing receivable, unpaid principal balance | 3,616 | 3,071
Consumer and Other [Member] |  |
Impaired financing receivable with no related allowance, recorded investment | 84 | 4
Impaired financing receivable with no related allowance, unpaid principal balance | 84 | 4
Impaired financing receivable with related allowance, recorded investment |  |
Impaired financing receivable with related allowance, unpaid principal balance |  |
Impaired financing receivable, related allowance |  |
Impaired financing receivable, recorded investment | 84 | 4
Impaired financing receivable, unpaid principal balance | $ 84 | $ 4

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=121611835&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=121611835&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=121611835&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 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=121611835&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=121611835&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 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=121611835&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=121611835&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=atlo_ConstructionRealEstateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=atlo_FamilyResidentialRealEstate14Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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