Greek Text Not Rendering Properly in Popovers

I just got a Nexus 7 and I'm loving it, except the app support seems a little spotty and Logos is no exception. Take a look at the following screenshot, showing the popover of Louw-Nida:

It looks like there's either some bad encoding going on, or some missing font characters. The text is fine when I open it in the main window. Can anyone else reproduce this?