Here's the site plan. It doesn't include the elevations, but it does show the stacking plan. The 134 foot height is to the main roof - which is 134 feet 11 inches exactly. The mechanical roof is probably another 5 feet based on what I could measure.
https://sanantonio.legistar.com/Legi...|Text|&Search=
This attached file includes a drawing show the height as 151 feet 11 inches and is calling it a 13-story building - there are 13 levels in the image.
https://sanantonio.legistar.com/Legi...|Text|&Search=