Preferred Stock	12 Months Ended
Dec. 31, 2017
Preferred Stock [Abstract]
Preferred Stock	14.Preferred Stock On January 30, 2009, pursuant to the Troubled Asset Relief program Capital Purchase Program adopted by the U.S. Department of the Treasury (the “Treasury”), First United Corporation issued to the Treasury 30,000 shares of its Series A Preferred Stock and a Warrant to purchase 326,323 shares of common stock at an exercise price of $13.79 per share, for an aggregate consideration of $30.0 million. The proceeds from this transaction qualified as Tier 1 capital and the Warrant qualified as tangible common equity. On December 4, 2014, the Treasury sold all of its shares of Series A Preferred stock to third-party investors. On May 26, 2015, the Corporation repurchased the warrant from the Treasury for $120,786, which is included in other expense. The warrant was canceled and as a result of the repurchase, the Treasury has no remaining equity investment in the Corporation. First United Corporation redeemed all outstanding shares of Series A Preferred Stock as follows: (i) 10,000 shares, having an aggregate liquidation amount of $10.0 million, on February 14, 2016, (ii) 10,000 shares, having an aggregate liquidation amount of $10.0 million, on March 21, 2017; and (iii) 10,000 shares, having an aggregate liquidation amount of $10.0 million, on November 15, 2017. The holders of the Series A Preferred Stock were entitled to receive, if and when declared by the Board of Directors, out of assets legally available for payment, cumulative cash dividends at a rate per annum of 5% per share on a liquidation amount of $1,000 per share of Series A Preferred Stock with respect to each dividend period from January 30, 2009 to, but excluding, February 15, 2014. From and after February 15, 2014, holders of Series A Preferred Stock were entitled to receive cumulative cash dividends at a rate per annum of 9% per share on a liquidation amount of $1,000 per share with respect to each dividend period thereafter.

14.Preferred Stock

On January 30, 2009, pursuant to the Troubled Asset Relief program Capital Purchase Program adopted by the U.S. Department of the Treasury (the “Treasury”), First United Corporation issued to the Treasury 30,000 shares of its Series A Preferred Stock and a Warrant to purchase 326,323 shares of common stock at an exercise price of $13.79 per share, for an aggregate consideration of $30.0 million. The proceeds from this transaction qualified as Tier 1 capital and the Warrant qualified as tangible common equity.

On December 4, 2014, the Treasury sold all of its shares of Series A Preferred stock to third-party investors. On May 26, 2015, the Corporation repurchased the warrant from the Treasury for $120,786, which is included in other expense. The warrant was canceled and as a result of the repurchase, the Treasury has no remaining equity investment in the Corporation. First United Corporation redeemed all outstanding shares of Series A Preferred Stock as follows: (i) 10,000 shares, having an aggregate liquidation amount of $10.0 million, on February 14, 2016, (ii) 10,000 shares, having an aggregate liquidation amount of $10.0 million, on March 21, 2017; and (iii) 10,000 shares, having an aggregate liquidation amount of $10.0 million, on November 15, 2017.

The holders of the Series A Preferred Stock were entitled to receive, if and when declared by the Board of Directors, out of assets legally available for payment, cumulative cash dividends at a rate per annum of 5% per share on a liquidation amount of $1,000 per share of Series A Preferred Stock with respect to each dividend period from January 30, 2009 to, but excluding, February 15, 2014. From and after February 15, 2014, holders of Series A Preferred Stock were entitled to receive cumulative cash dividends at a rate per annum of 9% per share on a liquidation amount of $1,000 per share with respect to each dividend period thereafter.