On termination of the derivative proceeding, the court may order:
(1) the corporation to pay the complainant's reasonable expenses, including attorney fees, incurred in the proceeding if it finds that the proceeding has resulted in a substantial benefit to the corporation; or
(2) the complainant to pay any defendant's reasonable expenses, including attorney fees, incurred in defending the proceeding if it finds that the proceeding was commenced or maintained without reasonable cause or for an improper purpose.