$ASRV
AMERISERV FINANCIAL INC /PA/ Stock $asrv

$asrv Overview Financials Valuation SEC Filings Company Website

2018 Q4 Form 10-Q Financial Statement

#000114420418058633 Filed on November 09, 2018

Income Statement

Concept	2018 Q4	2018 Q3	2017 Q3
Revenue	$12.13M	$12.15M	$11.19M
YoY Change	6.64%	8.6%	6.79%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$380.0K	$340.0K	$360.0K
YoY Change	-15.56%	-5.56%	-14.29%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$3.346M	$3.040M	$2.250M
YoY Change	41.42%	35.11%	14.21%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$2.409M	$2.581M	$2.252M
YoY Change	0.25%	14.61%	49.04%
Income Tax	$481.0K	$252.0K	$701.0K
% Of Pretax Income	19.97%	9.76%	31.13%
Net Earnings	$1.928M	$2.329M	$1.551M
YoY Change	-293.77%	50.16%	45.63%
Net Earnings / Revenue	15.9%	19.17%	13.86%
Basic Earnings Per Share	$0.11	$0.13	$0.08
Diluted Earnings Per Share	$0.11	$0.13	$0.08
COMMON SHARES
Basic Shares Outstanding	17.75M shares	17.92M shares	18.38M shares
Diluted Shares Outstanding		18.04M shares	18.48M shares

Balance Sheet

Concept	2018 Q4	2018 Q3	2017 Q3
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$34.89M	$31.23M	$28.68M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$13.35M	$12.28M	$12.70M
YoY Change	4.82%	-3.34%	7.63%
Goodwill	$11.94M	$11.94M
YoY Change	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	$3.600M	$6.000M	$9.300M
YoY Change	-40.0%	-35.48%	8.14%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$1.161B	$1.169B	$1.171B
YoY Change	-0.6%	-0.18%	2.2%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$41.03M	$61.25M	$33.60M
YoY Change	-16.41%	82.3%	325.32%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$41.00M	$61.30M	$33.60M
YoY Change	-16.5%	82.44%	325.32%
LONG-TERM LIABILITIES
Long-Term Debt	$20.40M	$20.40M	$20.40M
YoY Change	0.0%	0.0%	0.49%
Other Long-Term Liabilities	$5.400M	$3.200M	$8.900M
YoY Change	-39.33%	-64.04%	58.93%
Total Long-Term Liabilities	$25.80M	$23.60M	$29.30M
YoY Change	-11.95%	-19.45%	13.13%
TOTAL LIABILITIES
Total Short-Term Liabilities	$41.00M	$61.30M	$33.60M
Total Long-Term Liabilities	$25.80M	$23.60M	$29.30M
Total Liabilities	$1.063B	$1.072B	$1.074B
YoY Change	-0.92%	-0.2%	2.7%
SHAREHOLDERS EQUITY
Retained Earnings	$46.73M	$45.16M
YoY Change	15.93%
Common Stock	$146.0M	$146.0M
YoY Change	0.05%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$80.58M	$79.94M
YoY Change	3.0%
Treasury Stock Shares	$8.991M	8.842M shares	8.304M shares
Shareholders Equity	$97.98M	$97.18M	$97.10M
YoY Change
Total Liabilities & Shareholders Equity	$1.161B	$1.169B	$1.171B
YoY Change	-0.6%	-0.18%	2.2%

Cashflow Statement

Concept	2018 Q4	2018 Q3	2017 Q3
OPERATING ACTIVITIES
Net Income	$1.928M	$2.329M	$1.551M
YoY Change	-293.77%	50.16%	45.63%
Depreciation, Depletion And Amortization	$380.0K	$340.0K	$360.0K
YoY Change	-15.56%	-5.56%	-14.29%
Cash From Operating Activities	$4.210M	-$130.0K	$2.550M
YoY Change	112.63%	-105.1%	-138.06%
INVESTING ACTIVITIES
Capital Expenditures	-$1.450M	-$400.0K	-$860.0K
YoY Change	178.85%	-53.49%	145.71%
Acquisitions
YoY Change
Other Investing Activities	$12.99M	$5.420M	-$3.350M
YoY Change	112.6%	-261.79%	-171.13%
Cash From Investing Activities	$11.53M	$5.030M	-$4.220M
YoY Change	106.26%	-219.19%	-196.79%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-12.09M	-8.680M	-120.0K
YoY Change	486.89%	7133.33%	-102.05%
NET CHANGE
Cash From Operating Activities	4.210M	-130.0K	2.550M
Cash From Investing Activities	11.53M	5.030M	-4.220M
Cash From Financing Activities	-12.09M	-8.680M	-120.0K
Net Change In Cash	3.650M	-3.780M	-1.790M
YoY Change	-33.76%	111.17%	-151.0%
FREE CASH FLOW
Cash From Operating Activities	$4.210M	-$130.0K	$2.550M
Capital Expenditures	-$1.450M	-$400.0K	-$860.0K
Free Cash Flow	$5.660M	$270.0K	$3.410M
YoY Change	126.4%	-92.08%	-153.7%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	us-gaap	Basis Of Accounting BasisOfAccounting	<table style="width: 100%; font-family: "times new roman"; font-size: 10pt; border-spacing: 0px; border-collapse: collapse; margin-bottom: 8pt; margin-top: 0in; table-layout: fixed;"><tr style="vertical-align:top; padding-bottom:8pt; padding-top:0in"><td style="width: 0in; overflow-wrap: break-word; vertical-align: top; padding: 0px; font-family: calibri, sans-serif;"></td><td style="font-size: 10pt; width: 20.15pt; vertical-align: top; overflow-wrap: break-word; font-family: calibri, sans-serif; padding-left: 0px; line-height: 10pt; padding-top: 0px; padding-bottom: 0px;"><div style="font-size: 10pt; font-family: "times new roman", times, serif; margin-right: 0px; background: none; line-height: normal;"><div style="font-weight:bold;display:inline;"><div style="font-size: 10pt; font-family: "times new roman", times, serif; color: rgb(0, 0, 0); background: none; letter-spacing: 0px; top: 0px;;display:inline;">2.</div></div></div></td><td style="font-size: 10pt; vertical-align: top; overflow-wrap: break-word; font-family: calibri, sans-serif; padding-left: 0px; line-height: 10pt; padding-top: 0px; padding-bottom: 0px;"><div style="font-size: 10pt; font-family: "times new roman", times, serif; margin-right: 0px; background: none; line-height: normal;"><div style="font-weight:bold;display:inline;"><div style="font-weight:bold;display:inline;"><div style="font-size: 10pt; font-family: "times new roman", times, serif; color: rgb(0, 0, 0); background: none; letter-spacing: 0px; top: 0px;;display:inline;">Basis of Preparation</div></div></div></div></td></tr></table><div style="clear:both;"></div><div style="clear:both;"></div><div style="clear: both; background: none;"></div><div style="margin: 0in 0px 8pt 0in; text-indent: 20pt; font-family: "times new roman", times, serif; font-size: 10pt; background: none;"><div style="font-size: 10pt; font-family: "times new roman", times, serif; color: rgb(0, 0, 0); background: none; letter-spacing: 0px; top: 0px;;display:inline;">The unaudited consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial information. In the opinion of management, all adjustments consisting of normal recurring entries considered necessary for a fair presentation have been included. They are not, however, necessarily indicative of the results of consolidated operations for a full-year.</div></div><div style="margin: 0in 0px 8pt 0in; text-indent: 20pt; font-family: "times new roman", times, serif; font-size: 10pt; background: none;"><div style="font-size: 10pt; font-family: "times new roman", times, serif; color: rgb(0, 0, 0); background: none; letter-spacing: 0px; top: 0px;;display:inline;">For further information, refer to the consolidated financial statements and accompanying notes included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2017.</div></div><table border="0" style="width:100%; table-layout:fixed;" cellspacing="0" cellpadding="0"><tr><td></td></tr></table>
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	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	517000	USD
CY2018Q3	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	0	USD
CY2017Q3	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	56000	USD
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	-148000	USD
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	115000	USD
CY2018Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	135000	USD
CY2017Q3	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	143000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	400000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	594000	USD
CY2018Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	536000	USD
CY2017Q3	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	527000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1794000	USD
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1567000	USD
CY2018Q3	us-gaap	Noninterest Income NoninterestIncome	3586000	USD
CY2017Q3	us-gaap	Noninterest Income NoninterestIncome	3629000	USD
	us-gaap	Noninterest Income NoninterestIncome	10902000	USD
	us-gaap	Noninterest Income NoninterestIncome	10946000	USD
CY2018Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	5815000	USD
CY2017Q3	us-gaap	Labor And Related Expense LaborAndRelatedExpense	5943000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	18126000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	17808000	USD
CY2018Q3	us-gaap	Occupancy Net OccupancyNet	585000	USD
CY2017Q3	us-gaap	Occupancy Net OccupancyNet	634000	USD
	us-gaap	Occupancy Net OccupancyNet	1866000	USD
	us-gaap	Occupancy Net OccupancyNet	1947000	USD
CY2018Q3	us-gaap	Equipment Expense EquipmentExpense	335000	USD
CY2017Q3	us-gaap	Equipment Expense EquipmentExpense	343000	USD
	us-gaap	Equipment Expense EquipmentExpense	1104000	USD
	us-gaap	Equipment Expense EquipmentExpense	1196000	USD
CY2018Q3	us-gaap	Professional Fees ProfessionalFees	1321000	USD
CY2017Q3	us-gaap	Professional Fees ProfessionalFees	1213000	USD
	us-gaap	Professional Fees ProfessionalFees	3757000	USD
	us-gaap	Professional Fees ProfessionalFees	3828000	USD
CY2018Q3	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	159000	USD
CY2017Q3	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	161000	USD
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	491000	USD
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	516000	USD
CY2018Q3	us-gaap	Taxes Other TaxesOther	276000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3901000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	457000	USD
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	468000	USD
CY2018Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1483000	USD
CY2017Q3	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1345000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3829000	USD
CY2018Q3	us-gaap	Noninterest Expense NoninterestExpense	10114000	USD
CY2017Q3	us-gaap	Noninterest Expense NoninterestExpense	10114000	USD
	us-gaap	Noninterest Expense NoninterestExpense	30544000	USD
	us-gaap	Noninterest Expense NoninterestExpense	30516000	USD
CY2018Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2581000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	6973000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	6237000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	252000	USD
CY2017Q3	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2252000	USD
CY2017Q4	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	129550000	USD
CY2017Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	701000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1133000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1949000	USD
CY2018Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.020
CY2017Q3	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.015
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.055
CY2018Q3	us-gaap	Assets Under Management Carrying Amount AssetsUnderManagementCarryingAmount	2300000000	USD
CY2018Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	439000	USD
CY2017Q3	us-gaap	Noninterest Income Other NoninterestIncomeOther	410000	USD
	us-gaap	Noninterest Income Other NoninterestIncomeOther	1291000	USD
	us-gaap	Noninterest Income Other NoninterestIncomeOther	1236000	USD
CY2018Q3	asrv	Noninterest Income In Scope Of606 NoninterestIncomeInScopeOf606	3124000	USD
	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.045
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-390000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-396000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-1824000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent	-870000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-82000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-135000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-383000	USD
	us-gaap	Other Comprehensive Income Defined Benefit Plans Tax Portion Attributable To Parent OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent	-297000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-919000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	176000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-3409000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	538000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-193000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	60000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-716000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	182000	USD
CY2018Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1911000	USD
CY2017Q3	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	1891000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	4705000	USD
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	5141000	USD
CY2018Q3	us-gaap	Number Of Stores NumberOfStores	15	pure
CY2017Q3	asrv	Noninterest Income In Scope Of606 NoninterestIncomeInScopeOf606	3027000	USD
	asrv	Noninterest Income In Scope Of606 NoninterestIncomeInScopeOf606	9589000	USD
	asrv	Noninterest Income In Scope Of606 NoninterestIncomeInScopeOf606	9162000	USD
CY2018Q3	asrv	Noninterest Income Out Of Scope Of606 NoninterestIncomeOutOfScopeOf606	462000	USD
CY2017Q3	asrv	Noninterest Income Out Of Scope Of606 NoninterestIncomeOutOfScopeOf606	602000	USD
	asrv	Noninterest Income Out Of Scope Of606 NoninterestIncomeOutOfScopeOf606	1313000	USD
	asrv	Noninterest Income Out Of Scope Of606 NoninterestIncomeOutOfScopeOf606	1784000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	875000	USD
	us-gaap	Income Taxes Paid IncomeTaxesPaid	975000	USD
	us-gaap	Interest Paid InterestPaid	7888000	USD
	us-gaap	Interest Paid InterestPaid	6447000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	166000	USD
	us-gaap	Transfer Of Other Real Estate TransferOfOtherRealEstate	59000	USD
CY2018Q3	us-gaap	Available For Sale Securities Amortized Cost AvailableForSaleSecuritiesAmortizedCost	142426000	USD
CY2018Q3	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	339000	USD
CY2018Q3	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	4012000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	100000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	1428000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	960000	USD
	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	117000	USD
CY2017Q4	us-gaap	Available For Sale Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1372000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	390000	USD
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	331000	USD
CY2018Q3	asrv	Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	93576000	USD
CY2018Q3	asrv	Investment Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses Accumulated In Aoci InvestmentSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInAOCI	2486000	USD
CY2018Q3	asrv	Investment Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	57986000	USD
CY2018Q3	asrv	Investment Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses Accumulated In Aoci InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInAOCI	2954000	USD
CY2017Q4	asrv	Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	58486000	USD
CY2017Q4	asrv	Investment Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses Accumulated In Aoci InvestmentSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLossesAccumulatedInAOCI	472000	USD
CY2017Q4	asrv	Investment Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	44406000	USD
CY2018Q3	us-gaap	Net Income Loss NetIncomeLoss	2329000	USD
CY2017Q3	us-gaap	Net Income Loss NetIncomeLoss	1551000	USD
CY2018Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17924000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18380000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18013000	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	18590000	shares
CY2018Q3	asrv	Incremental Common Shares Attributable To Stock Options IncrementalCommonSharesAttributableToStockOptions	112000	shares
CY2017Q3	asrv	Incremental Common Shares Attributable To Stock Options IncrementalCommonSharesAttributableToStockOptions	101000	shares
	asrv	Incremental Common Shares Attributable To Stock Options IncrementalCommonSharesAttributableToStockOptions	104000	shares
	asrv	Incremental Common Shares Attributable To Stock Options IncrementalCommonSharesAttributableToStockOptions	99000	shares
CY2018Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18036000	shares
CY2017Q3	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18481000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18117000	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	18689000	shares
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.13
CY2017Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.08
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.32
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.23
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.13
CY2017Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.08
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.32
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.23
	asrv	Gain On Sale Of Securities GainOnSaleOfSecurities	15000	USD
CY2017Q3	asrv	Gain On Sale Of Securities GainOnSaleOfSecurities	56000	USD
	asrv	Gain On Sale Of Securities GainOnSaleOfSecurities	115000	USD
CY2018Q3	asrv	Carrying Value Of Available For Sale Held To Maturity CarryingValueOfAvailableForSaleHeldToMaturity	110038000	USD
CY2017Q4	asrv	Carrying Value Of Available For Sale Held To Maturity CarryingValueOfAvailableForSaleHeldToMaturity	117181000	USD
CY2018Q3	asrv	Investment Securities Continuous Unrealized Loss Position Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionFairValue	151562000	USD
CY2018Q3	asrv	Investment Securities Continuous Unrealized Loss Position Aggregate Losses Accumulated In Aoci InvestmentSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedInAOCI	5440000	USD
CY2017Q4	asrv	Investment Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses Accumulated In Aoci InvestmentSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesAccumulatedInAOCI	1231000	USD
CY2017Q4	asrv	Investment Securities Continuous Unrealized Loss Position Fair Value InvestmentSecuritiesContinuousUnrealizedLossPositionFairValue	102892000	USD
CY2017Q4	asrv	Investment Securities Continuous Unrealized Loss Position Aggregate Losses Accumulated In Aoci InvestmentSecuritiesContinuousUnrealizedLossPositionAggregateLossesAccumulatedInAOCI	1703000	USD
CY2018Q3	asrv	Availableforsale Securities And Held To Maturity Securities In Unrealized Loss Positions AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesInUnrealizedLossPositions	233	pure
	asrv	Consolidated Investment Securities Portfolio Modified Years ConsolidatedInvestmentSecuritiesPortfolioModifiedYears	P48M6D
CY2017	asrv	Consolidated Investment Securities Portfolio Modified Years ConsolidatedInvestmentSecuritiesPortfolioModifiedYears	P44M9D
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	48000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	20140000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	47068000	USD
CY2018Q3	asrv	Availableforsale Securities Debt Maturities After Ten Through Fifteen Years Amortized Cost Basis AvailableforsaleSecuritiesDebtMaturitiesAfterTenThroughFifteenYearsAmortizedCostBasis	29952000	USD
CY2018Q3	asrv	Availableforsale Securities Debt Maturities After Fifteen Years Amortized Cost AvailableforsaleSecuritiesDebtMaturitiesAfterFifteenYearsAmortizedCost	45218000	USD
CY2018Q3	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	142426000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	49000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	19890000	USD
CY2018Q3	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	45673000	USD
CY2018Q3	asrv	Availableforsale Securities Debt Maturities After Ten Through Fifteen Years Fair Value AvailableforsaleSecuritiesDebtMaturitiesAfterTenThroughFifteenYearsFairValue	29194000	USD
CY2018Q3	asrv	Availableforsale Securities Debt Maturities After Fifteen Years Fair Value AvailableforsaleSecuritiesDebtMaturitiesAfterFifteenYearsFairValue	43947000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	1000000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	3658000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	18017000	USD
CY2018Q3	asrv	Heldtomaturity Securities Debt Maturities After Ten Through Fifteen Years Net Carrying Amount HeldtomaturitySecuritiesDebtMaturitiesAfterTenThroughFifteenYearsNetCarryingAmount	11605000	USD
CY2018Q3	asrv	Heldtomaturity Securities Debt Maturities After Fifteen Years Net Carrying Amount HeldtomaturitySecuritiesDebtMaturitiesAfterFifteenYearsNetCarryingAmount	4393000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	973000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	3471000	USD
CY2018Q3	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	17362000	USD
CY2018Q3	asrv	Heldtomaturity Securities Debt Maturities After Ten Through Fifteen Years Fair Value HeldtomaturitySecuritiesDebtMaturitiesAfterTenThroughFifteenYearsFairValue	11292000	USD
CY2018Q3	asrv	Heldtomaturity Securities Debt Maturities After Fifteen Years Fair Value HeldtomaturitySecuritiesDebtMaturitiesAfterFifteenYearsFairValue	4247000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	883333000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	889633000	USD
CY2018Q3	asrv	Real Estate Construction Loans Percentage RealEstateConstructionLoansPercentage	0.039	pure
CY2017Q4	asrv	Real Estate Construction Loans Percentage RealEstateConstructionLoansPercentage	0.041	pure
CY2018Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	9521000	USD
CY2017Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10391000	USD
	us-gaap	Net Income Loss NetIncomeLoss	5840000	USD
	us-gaap	Net Income Loss NetIncomeLoss	4288000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	100000	USD
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	750000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	1149000	USD
	us-gaap	Other Depreciation And Amortization OtherDepreciationAndAmortization	1224000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-273000	USD
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-346000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	-148000	USD
	us-gaap	Gain Loss On Sale Of Investments GainLossOnSaleOfInvestments	115000	USD
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	393000	USD
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	517000	USD
	us-gaap	Amortization Of Deferred Loan Origination Fees Net AmortizationOfDeferredLoanOriginationFeesNet	115000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	23361000	USD
	us-gaap	Payments For Origination Of Mortgage Loans Held For Sale PaymentsForOriginationOfMortgageLoansHeldForSale	34045000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	25838000	USD
	us-gaap	Proceeds From Sale Of Mortgage Loans Held For Sale ProceedsFromSaleOfMortgageLoansHeldForSale	35876000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	404000	USD
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	387000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	366000	USD
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	-18000	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	152000	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	70000	USD
CY2018Q3	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	0	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	9439000	USD
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	379000	USD
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	134000	USD
CY2017Q3	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	200000	USD
CY2017Q3	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10346000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	10214000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	1095000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	220000	USD
	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	100000	USD
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	9932000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	643000	USD
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	307000	USD
	us-gaap	Allowance For Loan And Lease Losses Adjustments Net AllowanceForLoanAndLeaseLossesAdjustmentsNet	750000	USD
	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	875000	USD
	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	336000	USD
	asrv	Allowance For Loan And Lease Losses Write Off Percentage AllowanceForLoanAndLeaseLossesWriteOffPercentage	0.0013	pure
	asrv	Allowance For Loan And Lease Losses Write Off Percentage AllowanceForLoanAndLeaseLossesWriteOffPercentage	0.0005	pure
CY2018Q3	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	11000	USD
CY2018Q3	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	883322000	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	0	USD
CY2018Q3	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	9439000	USD
CY2017Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	1760000	USD
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	887873000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	909000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	9305000	USD
CY2018Q3	asrv	Individual Loan Balance Is Classified As Nonaccrual Status Or Troubled Debt Restructure IndividualLoanBalanceIsClassifiedAsNonaccrualStatusOrTroubledDebtRestructure	100000	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	11000	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	33000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	1760000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	1815000	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	12000	USD
CY2017Q3	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	2618000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	678000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	1641000	USD
CY2018Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	0	USD
CY2017Q3	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	7000	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	0	USD
	us-gaap	Impaired Financing Receivable Interest Income Cash Basis Method ImpairedFinancingReceivableInterestIncomeCashBasisMethod	10000	USD
CY2018Q3	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	872919000	USD
CY2018Q3	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	10414000	USD
CY2018Q3	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	879558000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	10075000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	5534000	USD
	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	6121000	USD
CY2017Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	904000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	3016000	USD
CY2018Q3	us-gaap	Other Real Estate OtherRealEstate	163000	USD
CY2017Q4	us-gaap	Other Real Estate OtherRealEstate	18000	USD
CY2018Q3	asrv	Troubled Debt Restructuring Modifications Recorded Investment TroubledDebtRestructuringModificationsRecordedInvestment	0	USD
CY2017Q4	asrv	Troubled Debt Restructuring Modifications Recorded Investment TroubledDebtRestructuringModificationsRecordedInvestment	0	USD
CY2018Q3	asrv	Nonperforming Assets Including Trouble Debt Restructurings NonperformingAssetsIncludingTroubleDebtRestructurings	1067000	USD
CY2017Q4	asrv	Nonperforming Assets Including Trouble Debt Restructurings NonperformingAssetsIncludingTroubleDebtRestructurings	3034000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	0.0012	pure
CY2017Q4	us-gaap	Loans And Leases Receivable Ratio Of Nonperforming Loans To All Loans LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans	0.0034	pure
CY2017Q3	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	937000	USD
	us-gaap	Increase Decrease In Insurance Assets IncreaseDecreaseInInsuranceAssets	400000	USD
	us-gaap	Increase Decrease In Insurance Assets IncreaseDecreaseInInsuranceAssets	427000	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	249000	USD
	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	975000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	72000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	170000	USD
	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	2463000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	3828000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	5540000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	30371000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	27581000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	3405000	USD
	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	9465000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	4479000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities ProceedsFromSaleOfAvailableForSaleSecurities	8143000	USD
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	12662000	USD
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	17341000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	3417000	USD
	us-gaap	Proceeds From Sale And Maturity Of Held To Maturity Securities ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities	1054000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	14193000	USD
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	12894000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-13858000	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-11824000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	124519000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	122029000	USD
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	139836000	USD
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	112626000	USD
	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	11443000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	34000	USD
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	60000	USD
	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	691000	USD
	us-gaap	Payments To Acquire Other Property Plant And Equipment PaymentsToAcquireOtherPropertyPlantAndEquipment	2188000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-8836000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-25816000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-3732000	USD
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	-865000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	12170000	USD
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	20839000	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	6316000	USD
	asrv	Interest Income Recorded Nonaccrual Loans InterestIncomeRecordedNonaccrualLoans	0	USD
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	9500000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	10000000	USD
	us-gaap	Repayments Of Federal Home Loan Bank Borrowings RepaymentsOfFederalHomeLoanBankBorrowings	11000000	USD
	us-gaap	Payments For Repurchase Of Equity PaymentsForRepurchaseOfEquity	1708000	USD
	us-gaap	Payments For Repurchase Of Equity PaymentsForRepurchaseOfEquity	2757000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	992000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	839000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	2054000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	14878000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-2954000	USD
	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	-5398000	USD
CY2016Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	34073000	USD
CY2017Q3	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	28675000	USD
CY2018Q3	us-gaap	Loans And Leases Receivable Impaired Troubled Debt Interest Income LoansAndLeasesReceivableImpairedTroubledDebtInterestIncome	12000	USD
CY2017Q3	us-gaap	Loans And Leases Receivable Impaired Troubled Debt Interest Income LoansAndLeasesReceivableImpairedTroubledDebtInterestIncome	32000	USD
	us-gaap	Loans And Leases Receivable Impaired Troubled Debt Interest Income LoansAndLeasesReceivableImpairedTroubledDebtInterestIncome	61000	USD
	us-gaap	Loans And Leases Receivable Impaired Troubled Debt Interest Income LoansAndLeasesReceivableImpairedTroubledDebtInterestIncome	65000	USD
CY2018Q3	asrv	Interest Income Recorded Nonaccrual Loans InterestIncomeRecordedNonaccrualLoans	0	USD
CY2017Q3	asrv	Interest Income Recorded Nonaccrual Loans InterestIncomeRecordedNonaccrualLoans	0	USD
	asrv	Interest Income Recorded Nonaccrual Loans InterestIncomeRecordedNonaccrualLoans	0	USD
CY2018Q3	asrv	Net Reduction In Interest Income NetReductionInInterestIncome	12000	USD
CY2017Q3	asrv	Net Reduction In Interest Income NetReductionInInterestIncome	32000	USD
	asrv	Net Reduction In Interest Income NetReductionInInterestIncome	61000	USD
	asrv	Net Reduction In Interest Income NetReductionInInterestIncome	65000	USD
CY2017Q3	asrv	Allowance For Loan And Lease Losses Troubled Debt Restructurings AllowanceForLoanAndLeaseLossesTroubledDebtRestructurings	390000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Current FederalHomeLoanBankAdvancesCurrent	61254000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due In Remainder Of Fiscal Year FederalHomeLoanBankAdvancesMaturitiesSummaryDueInRemainderOfFiscalYear	2000000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From One To Two Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate	16729000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Two To Three Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate	6496000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Three To Four Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromThreeToFourYearsOfBalanceSheetDate	3820000	USD
CY2018Q3	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	103799000	USD
CY2018Q3	asrv	Federal Home Loan Bank Open Repo Plus Maturities Summary Average Interest Rate Overnight From Balance Sheet Date FederalHomeLoanBankOpenRepoPlusMaturitiesSummaryAverageInterestRateOvernightFromBalanceSheetDate	0.0238	pure
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Of Amounts Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateOfAmountsDueWithinOneYearOfBalanceSheetDate	0.0151	pure
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate One To Two Years From Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateOneToTwoYearsFromBalanceSheetDate	0.0174	pure
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Two To Three Years From Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateTwoToThreeYearsFromBalanceSheetDate	0.0198	pure
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Three To Four Years From Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateThreeToFourYearsFromBalanceSheetDate	0.0278	pure
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Current FederalHomeLoanBankAdvancesCurrent	49084000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due In Remainder Of Fiscal Year FederalHomeLoanBankAdvancesMaturitiesSummaryDueInRemainderOfFiscalYear	12000000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From One To Two Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromOneToTwoYearsOfBalanceSheetDate	16729000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Two To Three Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromTwoToThreeYearsOfBalanceSheetDate	5000000	USD
CY2017Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	95313000	USD
CY2017Q4	asrv	Federal Home Loan Bank Open Repo Plus Maturities Summary Average Interest Rate Overnight From Balance Sheet Date FederalHomeLoanBankOpenRepoPlusMaturitiesSummaryAverageInterestRateOvernightFromBalanceSheetDate	0.0154	pure
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Of Amounts Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateOfAmountsDueWithinOneYearOfBalanceSheetDate	0.0151	pure
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate One To Two Years From Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateOneToTwoYearsFromBalanceSheetDate	0.0174	pure
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Two To Three Years From Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateTwoToThreeYearsFromBalanceSheetDate	0.0175	pure
CY2018Q3	asrv	Fees And Commissions Mortgage Bankings FeesAndCommissionsMortgageBankings	54000	USD
CY2017Q3	asrv	Fees And Commissions Mortgage Bankings FeesAndCommissionsMortgageBankings	69000	USD
	asrv	Fees And Commissions Mortgage Bankings FeesAndCommissionsMortgageBankings	165000	USD
	asrv	Fees And Commissions Mortgage Bankings FeesAndCommissionsMortgageBankings	227000	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	0	USD
	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	614000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	1500000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Investment ProceedsFromSaleOfLoansHeldForInvestment	2800000	USD
CY2018Q3	asrv	Wealth Management Fees WealthManagementFees	2359000	USD
CY2017Q3	asrv	Wealth Management Fees WealthManagementFees	2208000	USD
	asrv	Wealth Management Fees WealthManagementFees	7232000	USD
	asrv	Wealth Management Fees WealthManagementFees	6758000	USD
CY2018Q3	asrv	Fees And Commissions Depositor Account FeesAndCommissionsDepositorAccount	326000	USD
CY2017Q3	asrv	Fees And Commissions Depositor Account FeesAndCommissionsDepositorAccount	409000	USD
	asrv	Fees And Commissions Depositor Account FeesAndCommissionsDepositorAccount	1066000	USD
	asrv	Fees And Commissions Depositor Account FeesAndCommissionsDepositorAccount	1168000	USD
	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	10000	shares
	asrv	Gain On Loss Of Securities GainOnLossOfSecurities	163000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Weighted Average Interest Rate FederalHomeLoanBankAdvancesWeightedAverageInterestRate	0.0215	pure
CY2018Q3	asrv	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Due In Remainder Of Fiscal Year FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateDueInRemainderOfFiscalYear	0.0161	pure
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	12500000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Weighted Average Interest Rate FederalHomeLoanBankAdvancesWeightedAverageInterestRate	0.0157	pure
CY2017Q4	asrv	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Due In Remainder Of Fiscal Year FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateDueInRemainderOfFiscalYear	0.0148	pure
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	12500000	USD
CY2018Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-13667000	USD
CY2017Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-11064000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-805000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	377000	USD
CY2018Q3	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-387000	USD
CY2017Q3	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	37000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-418000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	340000	USD
CY2017Q3	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-10724000	USD
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-11577000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	-2413000	USD
	us-gaap	Other Comprehensive Income Loss Before Reclassifications Net Of Tax OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax	1139000	USD
	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	-1278000	USD
	us-gaap	Reclassification From Aoci Current Period Net Of Tax Attributable To Parent ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent	286000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1135000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	853000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	56000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	19000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	0	USD
CY2017Q3	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-37000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-148000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	115000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	-31000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	39000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	117000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-76000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-309000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	108000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	1161000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	-210000	USD
CY2018Q3	us-gaap	Capital Capital	115394000	USD
CY2018Q3	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	105038000	USD
CY2018Q3	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	105038000	USD
CY2018Q3	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	105038000	USD
CY2018Q3	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1176	pure
CY2018Q3	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1071	pure
CY2018Q3	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1071	pure
CY2018Q3	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.0916	pure
CY2017Q4	us-gaap	Capital Capital	110681000	USD
CY2017Q4	us-gaap	Common Equity Tier One Capital CommonEquityTierOneCapital	99552000	USD
CY2017Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	99552000	USD
CY2017Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	99552000	USD
CY2017Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1164	pure
CY2017Q4	us-gaap	Common Equity Tier One Capital Ratio CommonEquityTierOneCapitalRatio	0.1047	pure
CY2017Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1047	pure
CY2017Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.0875	pure
CY2017Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800	pure
CY2017Q4	asrv	Tier One Risk Based Common Equity Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCommonEquityRequiredForCapitalAdequacyToRiskWeightedAssets	0.0450	pure
CY2017Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600	pure
CY2017Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400	pure
CY2017Q4	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.10000	pure
CY2017Q4	asrv	Tieroneriskbasedcommonequityrequiredfortobewellcapitalizedtoriskweightedassets Tieroneriskbasedcommonequityrequiredfortobewellcapitalizedtoriskweightedassets	0.0650	pure
CY2017Q4	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.0800	pure
CY2017Q4	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized To Average Assets TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets	0.0500	pure
CY2018Q3	us-gaap	Tangible Capital To Tangible Assets TangibleCapitalToTangibleAssets	0.0737	pure
	asrv	Increase Decrease In Interest Expense IncreaseDecreaseInInterestExpense	0	USD
	asrv	Derivative Instruments Weighted Average Interest Rate Received Paid DerivativeInstrumentsWeightedAverageInterestRateReceivedPaid	0	pure
CY2018Q3	invest	Derivative Notional Amount DerivativeNotionalAmount	0	USD
	asrv	Increase Decrease In Interest Expense IncreaseDecreaseInInterestExpense	0	USD
	asrv	Derivative Instruments Weighted Average Interest Rate Received Paid DerivativeInstrumentsWeightedAverageInterestRateReceivedPaid	0	pure
CY2017Q3	invest	Derivative Notional Amount DerivativeNotionalAmount	0	USD
CY2018Q3	asrv	Derivative Maximum Notional Amount Outstanding DerivativeMaximumNotionalAmountOutstanding	500000000	USD
CY2018Q3	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	12695000	USD
	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	37617000	USD
CY2017Q3	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	12566000	USD
	us-gaap	Interest Revenue Expense Net InterestRevenueExpenseNet	37503000	USD
CY2018Q3	asrv	Defined Benefit Plan Minimum Number Of Annual Employee Hours DefinedBenefitPlanMinimumNumberOfAnnualEmployeeHours	1000	pure
CY2018Q3	asrv	Defined Benefit Plan Maximum Percent Of Assets Comprised Of Entity Common Stock DefinedBenefitPlanMaximumPercentOfAssetsComprisedOfEntityCommonStock	0.1	pure
CY2018Q3	us-gaap	Derivative Assets DerivativeAssets	812000	USD
CY2018Q3	us-gaap	Derivative Liabilities DerivativeLiabilities	812000	USD
CY2017Q4	us-gaap	Derivative Assets DerivativeAssets	92000	USD
CY2017Q4	us-gaap	Derivative Liabilities DerivativeLiabilities	92000	USD
	asrv	Assets And Liabilities Considered Financial Instruments Percentage AssetsAndLiabilitiesConsideredFinancialInstrumentsPercentage	0.9	pure
CY2018Q3	us-gaap	Federal Home Loan Bank Stock And Federal Reserve Bank Stock FederalHomeLoanBankStockAndFederalReserveBankStock	7135000	USD
CY2018Q3	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	38260000	USD
CY2018Q3	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	31234000	USD
CY2018Q3	asrv	Regulatory Assets Fair Value Disclosure RegulatoryAssetsFairValueDisclosure	7135000	USD
CY2018Q3	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	1075000	USD
CY2018Q3	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	852664000	USD
CY2018Q3	us-gaap	Accounts Receivable Fair Value Disclosure AccountsReceivableFairValueDisclosure	4007000	USD
CY2018Q3	us-gaap	Cash Surrender Value Fair Value Disclosure CashSurrenderValueFairValueDisclosure	38260000	USD
CY2018Q3	asrv	Deposits With No Stated Maturities DepositsWithNoStatedMaturities	672792000	USD
CY2018Q3	asrv	Deposits With Stated Maturities DepositsWithStatedMaturities	271421000	USD
CY2018Q3	us-gaap	Other Borrowings OtherBorrowings	62962000	USD
CY2018Q3	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	2120000	USD
CY2018Q3	asrv	Deposits With No Stated Maturities Fair Value Disclosure DepositsWithNoStatedMaturitiesFairValueDisclosure	672792000	USD
CY2017Q4	asrv	Deposits With No Stated Maturities DepositsWithNoStatedMaturities	688648000	USD
CY2017Q4	asrv	Deposits With Stated Maturities DepositsWithStatedMaturities	259297000	USD
CY2018Q3	asrv	Deposits With Stated Maturities Fair Value Disclosure DepositsWithStatedMaturitiesFairValueDisclosure	270767000	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Borrowings Fair Value Disclosure FederalHomeLoanBankBorrowingsFairValueDisclosure	61254000	USD
CY2018Q3	asrv	Debt And Capital Lease Obligations Fair Value Disclosure DebtAndCapitalLeaseObligationsFairValueDisclosure	65026000	USD
CY2018Q3	us-gaap	Accounts Payable And Accrued Liabilities Fair Value Disclosure AccountsPayableAndAccruedLiabilitiesFairValueDisclosure	2120000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Stock And Federal Reserve Bank Stock FederalHomeLoanBankStockAndFederalReserveBankStock	6800000	USD
CY2017Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	37860000	USD
CY2017Q4	us-gaap	Cash And Cash Equivalents Fair Value Disclosure CashAndCashEquivalentsFairValueDisclosure	34188000	USD
CY2017Q4	asrv	Regulatory Assets Fair Value Disclosure RegulatoryAssetsFairValueDisclosure	6800000	USD
CY2017Q4	us-gaap	Loans Held For Sale Fair Value Disclosure LoansHeldForSaleFairValueDisclosure	3173000	USD
CY2017Q4	us-gaap	Loans Receivable Fair Value Disclosure LoansReceivableFairValueDisclosure	873784000	USD
CY2017Q4	us-gaap	Accounts Receivable Fair Value Disclosure AccountsReceivableFairValueDisclosure	3603000	USD
CY2017Q4	us-gaap	Cash Surrender Value Fair Value Disclosure CashSurrenderValueFairValueDisclosure	37860000	USD
CY2017Q4	us-gaap	Other Borrowings OtherBorrowings	66617000	USD
CY2017Q4	asrv	Deposits With No Stated Maturities Fair Value Disclosure DepositsWithNoStatedMaturitiesFairValueDisclosure	688648000	USD
CY2017Q4	asrv	Deposits With Stated Maturities Fair Value Disclosure DepositsWithStatedMaturitiesFairValueDisclosure	260153000	USD
CY2017Q4	us-gaap	Federal Home Loan Bank Borrowings Fair Value Disclosure FederalHomeLoanBankBorrowingsFairValueDisclosure	49084000	USD
CY2017Q4	asrv	Debt And Capital Lease Obligations Fair Value Disclosure DebtAndCapitalLeaseObligationsFairValueDisclosure	69684000	USD
CY2017Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	4.00
CY2017Q3	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	10000	shares
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2	pure
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	678000	USD
	us-gaap	Financing Receivable Modifications Determination Of Allowance For Credit Losses1 FinancingReceivableModificationsDeterminationOfAllowanceForCreditLosses1	Extension of maturity date with interest only period
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due From Four To Five Years Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueFromFourToFiveYearsOfBalanceSheetDate	1000000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	1470000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	-318000	USD
CY2018Q3	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800	pure
CY2018Q3	asrv	Tier One Risk Based Common Equity Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCommonEquityRequiredForCapitalAdequacyToRiskWeightedAssets	0.0450	pure
CY2018Q3	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600	pure
CY2018Q3	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400	pure
CY2018Q3	us-gaap	Capital Required To Be Well Capitalized To Risk Weighted Assets CapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.10000	pure
CY2018Q3	asrv	Tieroneriskbasedcommonequityrequiredfortobewellcapitalizedtoriskweightedassets Tieroneriskbasedcommonequityrequiredfortobewellcapitalizedtoriskweightedassets	0.0650	pure
CY2018Q3	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.0800	pure
CY2018Q3	us-gaap	Tier One Leverage Capital Required To Be Well Capitalized To Average Assets TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets	0.0500	pure
CY2018Q3	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	0	USD
CY2018Q3	us-gaap	Federal Home Loan Bank Advances Maturities Summary Average Interest Rate Four To Five Years From Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryAverageInterestRateFourToFiveYearsFromBalanceSheetDate	0.0286	pure
CY2017Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	1754000	USD
CY2017Q4	us-gaap	Accounts Payable And Accrued Liabilities Fair Value Disclosure AccountsPayableAndAccruedLiabilitiesFairValueDisclosure	1754000	USD
CY2018Q3	us-gaap	Receivables Fair Value Disclosure ReceivablesFairValueDisclosure	11000	USD
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	909000	USD
CY2017Q4	us-gaap	Receivables Fair Value Disclosure ReceivablesFairValueDisclosure	851000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	490000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Net Unamortized Gain Loss Arising During Period Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax	0	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	-103000	USD
CY2018Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	387000	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax	0	USD
CY2017Q3	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci Pension And Other Postretirement Benefit Plans For Net Gain Loss Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax	0	USD
	dei	Document Type DocumentType	10-Q
	dei	Amendment Flag AmendmentFlag	false
	dei	Document Period End Date DocumentPeriodEndDate	2018-09-30
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q3
	dei	Entity Registrant Name EntityRegistrantName	AMERISERV FINANCIAL INC /PA/
	dei	Entity Central Index Key EntityCentralIndexKey	0000707605
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Trading Symbol TradingSymbol	ASRV
CY2018Q4	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	17746691	shares
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
	dei	Entity Small Business EntitySmallBusiness	true

Files In Submission

Name	View Source	Status
0001144204-18-058633-index-headers.html	Edgar Link	pending
0001144204-18-058633-index.html	Edgar Link	pending
0001144204-18-058633.txt	Edgar Link	pending
0001144204-18-058633-xbrl.zip	Edgar Link	pending
asrv-20180930.xml	Edgar Link	completed
asrv-20180930.xsd	Edgar Link	pending
asrv-20180930_cal.xml	Edgar Link	unprocessable
asrv-20180930_def.xml	Edgar Link	unprocessable
asrv-20180930_lab.xml	Edgar Link	unprocessable
asrv-20180930_pre.xml	Edgar Link	unprocessable
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
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tv505538-10q.htm	Edgar Link	pending
tv505538_ex15-1.htm	Edgar Link	pending
tv505538_ex15-2.htm	Edgar Link	pending
tv505538_ex31-1.htm	Edgar Link	pending
tv505538_ex31-2.htm	Edgar Link	pending
tv505538_ex32-1.htm	Edgar Link	pending
tv505538_ex32-2.htm	Edgar Link	pending

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$ASRV
AMERISERV FINANCIAL INC /PA/ Stock $asrv

2018 Q4 Form 10-Q Financial Statement

#000114420418058633 Filed on November 09, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ASRV AMERISERV FINANCIAL INC /PA/ Stock $asrv

2018 Q4 Form 10-Q Financial Statement

#000114420418058633 Filed on November 09, 2018

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$ASRV
AMERISERV FINANCIAL INC /PA/ Stock $asrv