View.ShadeEditableRanges Property (Word)
Returns or sets a Long that represents whether shading is applied to the ranges in a document for which users have permission to modify. .
True shades the ranges in a document that users can modify. Range shading is on by default. When range shading is on, or when you set the property to True, the ShadeEditableRanges property returns a value of -1. When you set the ShadeEditableRanges property to False it returns a value of 0. The values have no meaning beyond indicating whether the property is True or False.