Hi Brian,
Thanks for your interest in Syncfusion products.
I am afraid that I was not able to see the issue here as you mentioned in the version specified by you. I have created a simple sample and its working fine for me. If you are able to reproduce the issue in this sample, please provide us the reproduce steps or upload us the minimal sample that shows the issue, so that we will analyze more and provide you the exact solution.
Here is the sample:
http://www.syncfusion.com/support/user/uploads/GGCNestedCaptionText_a9acb2b9.zipLet me know if you have any queries.
Regards,
Subhasheela R