OTBI report showing Expense Items Not in Expense Reports

Summary:

Is there a way to create an OTBI report showing expense items not in expense reports? I tried to create one using the subject area Expenses - Expenses Transactions Real Time but there does not appear to be a way to retrieve that kind of information. If I focus on the Expense Line Details, there is no field that I can use to determine if that expense item has been added to the report and if I try to check the expense report status, it seems that the system performs an inner join between the two "folders" and only return