A. Any person who unlawfully takes merchandise from a merchant's premises shall be liable to the merchant for the retail value of the merchandise taken, if not recovered in merchantable condition, plus damages of not less than fifty nor more than five hundred dollars.
B. The provisions of this Section shall not be construed to prohibit or limit any other cause of action which a merchant may have against a person who unlawfully takes merchandise from the merchant's premises.
C. Any damages under this Section shall be reduced by the amount recovered from the offender as restitution to the merchant as a condition of sentence.