vehicle idle duration in stop report

i want to add new column in stop report which contain idle duration of vehicle in every particular stop
i.e stop duration is 00h49m23s and in this device idle duration is some were like 00h04m23s
how can i achieve this?

I really couldn't get what you need ...

i need idle time ( engine 'on' time in stop/parking) for every stop in stop-report.

Any way to find/calculate idle time ?