Detailed view shows you the specifics regarding an incident report:
The type of incident
The time in which the incident was reported
The incident source and the username of who reported it
The distance in kilometers the incident is from you
The location of the incident
A history log of updates relating to that incident
When the incident was reported
If the incident was liked by passerby
When the incident was cleared
All of these details should be helpful in dictating whether or not you should pursue an incident.