There are a couple of ways to do this. The easiest would be to place the dimension on the filter shelf and choose the 'Top' tab. Then, choose by field, and choose the desired measure.
Another option is to create a calculated field similar to the following:
Then, place this on the filter shelf and select True. It may be necessary to right click on the calculation and change the way the calculation is computed (Compute Using).
Hope this helps!