Dividend Reinvestment And Common Stock Purchase Plan	12 Months Ended
Dec. 31, 2011
Dividend Reinvestment And Common Stock Purchase Plan [Abstract]
Dividend Reinvestment And Common Stock Purchase Plan	19. DIVIDEND REINVESTMENT AND COMMON STOCK PURCHASE PLAN The Company's Dividend Reinvestment and Common Stock Purchase Plan (the Purchase Plan) provides each record holder of Common Stock with a simple and convenient method of purchasing additional shares without payment of any brokerage commissions, service charges or other similar expense. A participant in the Purchase Plan may purchase shares of Common Stock by electing either to (1) reinvest dividends on all of his or her shares of Common Stock (if applicable) or (2) make optional cash payments of not less than $10 and up to a maximum of $2,000 per month and continue to receive regular dividend payments on his or her other shares. A participant may withdraw from the Purchase Plan at any time. In the case of purchases from AmeriServ Financial, Inc. of treasury or newly-issued shares of Common Stock, the average market price is determined by averaging the high and low sale price of the Common Stock as reported on the NASDAQ on the relevant investment date. During 2011, the Company issued no shares and at December 31, 2011 had 3,355 unissued reserved shares available under the Purchase Plan. In the case of purchases of shares of Common Stock on the open market, the average market price will be the weighted average purchase price of shares purchased for the Purchase Plan in the market for the relevant investment date.

19. DIVIDEND REINVESTMENT AND COMMON STOCK PURCHASE PLAN

The Company's Dividend Reinvestment and Common Stock Purchase Plan (the Purchase Plan) provides each record holder of Common Stock with a simple and convenient method of purchasing additional shares without payment of any brokerage commissions, service charges or other similar expense. A participant in the Purchase Plan may purchase shares of Common Stock by electing either to (1) reinvest dividends on all of his or her shares of Common Stock (if applicable) or (2) make optional cash payments of not less than $10 and up to a maximum of $2,000 per month and continue to receive regular dividend payments on his or her other shares. A participant may withdraw from the Purchase Plan at any time.

In the case of purchases from AmeriServ Financial, Inc. of treasury or newly-issued shares of Common Stock, the average market price is determined by averaging the high and low sale price of the Common Stock as reported on the NASDAQ on the relevant investment date. During 2011, the Company issued no shares and at December 31, 2011 had 3,355 unissued reserved shares available under the Purchase Plan. In the case of purchases of shares of Common Stock on the open market, the average market price will be the weighted average purchase price of shares purchased for the Purchase Plan in the market for the relevant investment date.