XML 91 R76.htm IDEA: XBRL DOCUMENT v3.3.1.900

NON-PERFORMING ASSETS INCLUDING TROUBLED DEBT RESTRUCTURINGS (Details 1) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) Number	Dec. 31, 2014 USD ($) Number	Dec. 31, 2013 USD ($) Number
Loans in accrual status [Member] | Commercial loans secured by real estate [Member]
Schedule of TDRs
Concession Granted	Extension of maturity date	Extension of maturity date	Extension of maturity date
Number of loans | Number	1	2	2
Current Balance | $	$ 156	$ 742	$ 161
Loans in accrual status [Member] | Consumer [Member]
Schedule of TDRs
Concession Granted			Extension of maturity date
Number of loans | Number			2
Current Balance | $			$ 61
Loans in non-accrual status [Member] | Commercial loans secured by real estate [Member]
Schedule of TDRs
Concession Granted	Extension of maturity date	Extension of maturity date	Extension of maturity date
Number of loans | Number	6	2	2
Current Balance | $	$ 4,320	$ 210	$ 1,250

X

- Definition

Trouble debt restructuring for non performing assets granted.

+ References

No definition available.

+ Details

Name:	asrv_TroubleDebtRestructuringForNonPerformingAssetsGrantedAbstract
Namespace Prefix:	asrv_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Description of how troubled debt restructurings that occurred during the period are factored into the determination of the 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 33
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524

+ Details

Name:	us-gaap_FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524

+ Details

Name:	us-gaap_FinancingReceivableModificationsNumberOfContracts2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524

+ Details

Name:	us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	asrv_FinancingReceivableAccrualAndNonaccrualStatusAxis=asrv_LoansInAccrualStatusMember
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_ConsumerLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	asrv_FinancingReceivableAccrualAndNonaccrualStatusAxis=asrv_LoansInNonAccrualStatusMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: