1. A U.S. currency denominating device for receiving a stack of U.S. currency bills having a plurality of denominations and rapidly denominating the bills in the stack, the device comprising: an input receptacle adapted to receive a stack of U.S. bills having a plurality of denominations to be evaluated; a single output receptacle adapted to receive the bills after the bills have been evaluated; a transport mechanism adapted to transport the bills, one at a time, from the input receptacle to the output receptacle along a transport path; a denomination discriminating unit adapted to determine the denomination of each of the bills including bills of a plurality of U.S. denominations, the discriminating unit comprising a detector positioned along the transport path between the input receptacle and the output receptacle, the discriminating unit counting and determining the denomination of the bills.