Need a table with asset number and document number

Hi to all experts.

Im in a support project. There is an issue in the customized report the total expense for february is coming 10,322 dollars which is 322 dollars extra it should be 10,000 .but i see the table ANEP the value is 10,322 dollars,when i check the corresponding document for the asset no in bseg table im unable to find any asset no ... what could be the problem ............