The Info panel shows this as "Location" if you have the black or white arrow as a tool, and no objects selected. If the Info panel only shows x and y coordinates, select "Show Options" in the panel menu.
You may find the path in the Info panel is truncated, but if you hover over it you should see a tooltip with the full path.
Cheers, didn't have the pesky panel showing
In Mac OS, Cmd+Click on the ID icon in the document's top bar. (Works for any Mac application.)