Displaying Source Documents and Accounting Documents
Prerequisites
In the
line item report or in the document display you see the Controlling (CO) documents created by internal repostings, allocations, and postings.You can display the source document, as well as other documents generated from the source document, from:
Displaying Source Documents
To display the original document for an actual line item, a commitment line item, or a document itself proceed as follows:
1. Place your cursor on the line item or document in question
2. Choose Source document or Environment
® Source document.If a line item or document was generated by a posting process in the Financial Accounting component (FI), you will see the original FI document. You can also see additional information of cost controlling significance, such as posting date,
document type, posting key and author, and so on, providing the document was not deleted in FI and you have display authorization for that document.If an actual-line item, commitment line item or the document was generated by a posting process in the Controlling component (CO), the system displays the original
CO document . 
The Controlling and Financial Accounting components create separate documents. When primary postings from FI are transferred to CO, corresponding documents with unique document numbers are generated in CO. Additional CO documents are generated through internal transactions, such as internal activity allocation, assessment, and accrual calculations.
Displaying Accounting Documents
To display other documents arising from the original document for an actual line item, a commitment line item, or a document itself proceed as follows:
1. Position your cursor on the line item or document
2. Choose Environment
® Accounting documents. 
If the Profit Center Accounting (EC-PCA) and Profitability Analysis (CO-PA) components are active and relevant documents exist, you can display these documents as well.