Idaho Code § 48-702
The parent having legal custody, of a minor who knowingly removes merchandise from a merchant's premises without paying therefor, or knowingly conceals merchandise to avoid paying therefor, or knowingly commits retail theft, shall be civilly liable to the merchant for the retail value of the merchandise, plus damages of not less than one hundred dollars ($100) nor more than two hundred fifty dollars ($250), costs of suit and reasonable attorney's fees. Recovery under this section is not limited by any other provision of law which limits the liability of a parent for the tortious conduct of a minor. The liability of parents and of the minor under this chapter is joint and several.
A parent not having legal custody of a minor shall not be liable for the conduct of the minor proscribed by this act.
Idaho Code § 48-702