XML 55 R44.htm IDEA: XBRL DOCUMENT
v3.21.2

Note 7 - Loans Receivable and Credit Disclosures - Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Balance | $ 16,893 | $ 16,005 | $ 17,215 | $ 12,619
Provision (credit) for loan losses | (94) | 541 | (540) | 4,424
Recoveries of loans charged-off | 47 | 285 | 329 | 299
Loans charged-off | (16) | (899) | (174) | (1,410)
Balance | 16,830 | 15,932 | 16,830 | 15,932
Construction Real Estate [Member] |  |  |  |
Balance | 738 | 849 | 725 | 672
Provision (credit) for loan losses | (156) | (105) | (143) | 71
Recoveries of loans charged-off | 0 | 0 | 0 | 1
Loans charged-off | 0 | 0 | 0 | 0
Balance | 582 | 744 | 582 | 744
Family Residential Real Estate 1-4 [Member] |  |  |  |
Balance | 2,603 | 2,505 | 2,581 | 2,122
Provision (credit) for loan losses | 59 | 80 | (155) | 477
Recoveries of loans charged-off | 1 | 2 | 267 | 5
Loans charged-off | (4) | (1) | (34) | (18)
Balance | 2,659 | 2,586 | 2,659 | 2,586
Commercial Real Estate Portfolio Segment [Member] |  |  |  |
Balance | 8,889 | 6,864 | 8,930 | 5,362
Provision (credit) for loan losses | 33 | 583 | (10) | 2,527
Recoveries of loans charged-off | 1 | 1 | 3 | 3
Loans charged-off | 0 | 0 | 0 | (444)
Balance | 8,923 | 7,448 | 8,923 | 7,448
Agriculture Real Estate [Member] |  |  |  |
Balance | 1,614 | 1,713 | 1,595 | 1,326
Provision (credit) for loan losses | (36) | (15) | (17) | 372
Recoveries of loans charged-off | 0 | 0 | 0 | 0
Loans charged-off | 0 | 0 | 0 | 0
Balance | 1,578 | 1,698 | 1,578 | 1,698
Commercial Portfolio Segment [Member] |  |  |  |
Balance | 1,140 | 1,994 | 1,453 | 1,458
Provision (credit) for loan losses | 64 | (5) | (138) | 573
Recoveries of loans charged-off | 1 | 9 | 3 | 13
Loans charged-off | 0 | (582) | (113) | (628)
Balance | 1,205 | 1,416 | 1,205 | 1,416
Agriculture [Member] |  |  |  |
Balance | 1,675 | 1,830 | 1,696 | 1,478
Provision (credit) for loan losses | (59) | (14) | (85) | 338
Recoveries of loans charged-off | 43 | 0 | 48 | 0
Loans charged-off | 0 | (48) | 0 | (48)
Balance | 1,659 | 1,768 | 1,659 | 1,768
Consumer and Other [Member] |  |  |  |
Balance | 234 | 250 | 235 | 201
Provision (credit) for loan losses | 1 | 17 | 8 | 66
Recoveries of loans charged-off | 1 | 273 | 8 | 277
Loans charged-off | (12) | (268) | (27) | (272)
Balance | $ 224 | $ 272 | $ 224 | $ 272

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=123577603&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=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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://www.xbrl.org/2009/role/commonPracticeRef -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=122038336&loc=d3e74567-122707 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=123577603&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=121614798&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=123577603&loc=SL6953423-111524 + Details
Name: | us-gaap_LoansAndLeasesReceivableAllowance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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=123570139&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=120399700&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=123577603&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_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: |