XML 64 R49.htm IDEA: XBRL DOCUMENT v3.7.0.1

Allowance for Loan Losses (Details 2) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	$ 1,311	$ 674
Related Allowance	496	527
Unpaid Principal Balance	1,380	726
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	1,145	496
Unpaid Principal Balance	1,180	517
Commercial loans secured by real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	166	178
Unpaid Principal Balance	200	209
Impaired Loans with Specific Allowance [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	717	658
Related Allowance	497	527
Impaired Loans with Specific Allowance [Member] | Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	566	496
Related Allowance	467	496
Impaired Loans with Specific Allowance [Member] | Commercial loans secured by real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	151	162
Related Allowance	30	31
Impaired Loans with No Specific Allowance [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	594	16
Impaired Loans with No Specific Allowance [Member] | Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	579	0
Impaired Loans with No Specific Allowance [Member] | Commercial loans secured by real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Recorded Investment	$ 15	$ 16

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

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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84173941&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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=84173941&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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
-Subparagraph (a)(4)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524

+ Details

Name:	us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	asrv_ImpairedLoansAxis=asrv_ImpairedLoansWithSpecificAllowanceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	asrv_ImpairedLoansAxis=asrv_ImpairedLoansWithNoSpecificAllowanceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: