Hello Relhcstirt, welcome to the Community page,
If you go to reports> standard> scroll down to section says who owes you> and you can select the accounts receivable ageing details or accounts receivable ageing summary for the receivables and then if you scroll down further to what you owe and again select accounts payable ageing details and accounts payable ageing summary for the payables it will show you all the information you need. You can also click on customise and filter the report down more so it just shows you want you want to see when in each report.
