Apologies if this belongs on a different stack exchange site.

Using Intellij Ultimate v 2017.1.1 on OSX Sierra, when I do a search in file, using CMD+f, I get an unusable full screen search dialog. Has anyone seen this ? Images attached.

Before clicking CMD+f (all is well)
[![enter image description here](https://i.stack.imgur.com/50QjQ.png)](https://i.stack.imgur.com/50QjQ.png)

I try to search for something:
[![enter image description here](https://i.stack.imgur.com/jIIXH.png)](https://i.stack.imgur.com/jIIXH.png)

Any help appreciated. The Internets has so far yielded no help.