XML 71 R57.htm IDEA: XBRL DOCUMENT
v3.20.4

Loans Categories and Past Due Loans (Details) $ in Thousands | Dec. 31, 2020 USD ($) loan_portfolio | Dec. 31, 2019 USD ($)
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Loans receivable, held-for-sale | $ 11,085 | $ 150
Total Loans Past Due | 13,783 | 13,606
Current Loans | 2,581,247 | 2,372,514
Total Loans | 2,595,030 | 2,386,120
Loans 90 or More Days Past Due and Still Accruing Interest | 228 | 253
Nonaccrual Loans | $ 6,033 | 4,005
Financing receivable, number of loan portfolios | loan_portfolio | 4 |
Loans Past Due 30-59 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | $ 5,339 | 5,972
Loans Past Due 60-89 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 4,105 | 5,035
Loans Past Due 90 or More Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 4,339 | 2,599
Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 293 | 213
Current Loans | 240,261 | 150,447
Total Loans | 240,554 | 150,660
Loans 90 or More Days Past Due and Still Accruing Interest | 0 | 0
Nonaccrual Loans | 78 | 81
Commercial | Loans Past Due 30-59 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 102 | 150
Commercial | Loans Past Due 60-89 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 113 | 42
Commercial | Loans Past Due 90 or More Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 78 | 21
Commercial Real Estate |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 1,658 | 592
Current Loans | 570,129 | 509,949
Total Loans | 571,787 | 510,541
Loans 90 or More Days Past Due and Still Accruing Interest | 184 | 0
Nonaccrual Loans | 1,475 | 326
Commercial Real Estate | Loans Past Due 30-59 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 0 | 0
Commercial Real Estate | Loans Past Due 60-89 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 0 | 266
Commercial Real Estate | Loans Past Due 90 or More Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 1,658 | 326
Other Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 9,068 | 8,815
Current Loans | 850,700 | 802,383
Total Loans | 859,768 | 811,198
Loans 90 or More Days Past Due and Still Accruing Interest | 0 | 0
Nonaccrual Loans | 1,470 | 663
Other Consumer | Loans Past Due 30-59 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 4,976 | 5,670
Other Consumer | Loans Past Due 60-89 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 2,713 | 2,700
Other Consumer | Loans Past Due 90 or More Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 1,379 | 445
Residential Portfolio Segment |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 2,764 | 3,986
Current Loans | 920,157 | 909,735
Total Loans | 922,921 | 913,721
Loans 90 or More Days Past Due and Still Accruing Interest | 44 | 253
Nonaccrual Loans | 3,010 | 2,935
Residential Portfolio Segment | Loans Past Due 30-59 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 261 | 152
Residential Portfolio Segment | Loans Past Due 60-89 Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 1,279 | 2,027
Residential Portfolio Segment | Loans Past Due 90 or More Days |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans Past Due | 1,224 | $ 1,807
Commercial Portfolio Segment | Paycheck Protection Program, CARES Act |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | $ 142,700 |

X
- Definition Financing Receivable, Number Of Loan Portfolios + References No definition available. + Details
Name: | arow_FinancingReceivableNumberOfLoanPortfolios
Namespace Prefix: | arow_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of financing receivable 90 days or more past due and still accruing. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447 Reference 2: 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=121611835&loc=d3e5111-111524 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable not past due. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953401-111524 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable on nonaccrual status. + 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 (a) -URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 16 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable past due. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447 Reference 3: 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=121611835&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, after valuation allowance, of financing receivable held for sale and not part of disposal group. Excludes loan covered under loss sharing agreement and loan classified as investment in debt security. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=120238483&loc=d3e48678-111004 + Details
Name: | us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroup
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, before allowance for credit loss, of financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919230-210447 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 + Details
Name: | us-gaap_NotesReceivableGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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: |

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

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

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

X
- Details
Name: | us-gaap_UnusualOrInfrequentItemAxis=arow_PaycheckProtectionProgramCARESActMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |