Definition of detours:
(n) :
A diversion or deviation from one's original route.
(n) :
An temporary alternative route available to motorists away from the usual route due to a closure for repairs, dealing with an accident, or some event rendering the usual route unusable.
(v) :
(intransitive) To make a detour.
(v) :
(transitive) To direct or send on a detour.