creo7 Drawing Setup option documentation for: lead_trail_zeros_scope 
lead_trail_zeros_scope
Controls whether only dimensions are affected by the setting of the Detail option lead_trail_zeros.
Default and Available Settings:
dims* - The Detail option lead_trail_zeros controls only
dimensions.
all - The Detail option lead_trail_zeros controls dimensions,
hole parameters within hole notes and also all floating point parameters on a drawing, including parametric notes, view scale notes, tables, symbols, and cosmetic thread notes.