1. A system for processing financial institution documents comprising: a multitude of compact full-image processing units comprising: an input receptacle for receiving financial institution documents; a full image scanner; a transport mechanism coupled to the input receptacle for receiving the financial institution documents from the input receptacle and transporting the financial institution documents past a full image scanner and a discrimination unit; an output receptacle for receiving financial institution documents from the transport mechanism after the financial institution documents have been transported past the full image scanner and the discrimination unit; the full image scanner being adapted to obtain full video images of the financial institution documents, the scanner further being adapted to recognize fields within the financial institution documents and to automatically extract information from the fields; the discrimination unit including an authenticator adapted to automatically determine the authenticity of the financial institution documents; a controller coupled to the full image scanner; and an interface coupled to the controller and adapted to automatically communicate with an outside accounting system, the outside accounting system being adapted to update financial accounts associated with the financial institution documents substantially immediately without human intervention.