Empty element when ‘$’ next to number in element with tooltip inserted

Hi,

I have an issue where numbers with the ‘$’ character in them where being lost in the tooltip.

example in this page https://www.realhomeownership.com/the-math/ hover application fee, in the backend is the fee is $25 per applicant. the $25 is being lost.

The page I need help with: [log in to see the link]