Does the AR Transaction Register Report is an OTBI or BI Report

Summary:

I need to customize the AR Transaction Register Report , I need to add some additional fields

Content (required):

I need to customize the AR Transaction Register Report , I need to add some additional fields i.e. Global DFF

Version (include the version you are using, if applicable):

R13

Code Snippet (add any code snippets that support your topic, if applicable):