Hi Keenan,
Thanks for contacting Syncfusion Support.
We have tried to reproduce the reported problem at our end and we are unable to reproduce it. We have prepared a demo sample based on the provided code snippet and the sample can be downloaded from below link,
If you are still able to reproduce the reported problem, please revert us by modify the provided sample. It would be helpful for us to serve you better.
Regards,
Devi