The Details Panel attributes configured during the implementation will allow you to dissect your Activity Grid data in order to answer pertinent business questions. In the Insights Tab you can report your data against one Detail panel attribute or as many as you like in a single report by selecting the Detail panel attributes that will provide you with the granularity of data that help you to make decisions and align your teams strategy to its goals.
In the Manage Tab, in GoodData, click on Create Report
Click on How menu
Click on the Detail Panel folder
Click on the Detail Panel Attributes that you would like to add to your report.
Click on What menu
Add available Metrics to the report (Plan, Forecast, Actual, Plan vs. Forecast, etc.).