And idaho is a right to carry state so no need to worry about having a few other weapons hidden in the rig with rounds in the mag is legal also

It appears that is true with a concealed weapons license, but not necessarily otherwise.
May I carry a firearm in my vehicle without a concealed weapons license?
A person does not have to have a concealed weapons license to carry or be in possession of a deadly weapon or firearm in the following circumstances:
a.Any deadly weapon located in plain view;
b.Any lawfully possessed shotgun or rifle;
c.A firearm that is not loaded and is concealed in a motor vehicle;
d.A firearm that is not loaded and is secured in a case;
e.A firearm that is disassembled or permanently altered such that it is not readily operable; and
f.A concealed handgun by a person who is:
i.Over twenty-one (21) years of age;
ii.A resident of Idaho; and
iii.Is not disqualified from being issued a license under subsection (11) of this section.
A person who does have a concealed weapons license may carry a deadly weapon or firearm concealed and loaded in a vehicle.
http://www.ag.idaho.gov/concealedWeapons/concealedWeapons_index.html#May I carry a firearm in my vehicle without a concealed weapons license