The information on the Billing Order Details page can be customized for an environment. This requires Manage Configurations permission. The Order Details Configuration form is available via MANAGE > Order Detail View on the Applications menu.
(Show Picture)

From the Manage Order Details View you can choose to display/hide certain fields, rearrange the fields you choose to display, and rename the fields.
(Show Picture)

Note
Removing all fields from a section removes the entire section from the view.