(A) "Wage" means compensation due to an employee by reason of employment, payable in legal tender of the United States or checks on banks convertible into cash on demand at full face value, subject to the deductions, charges, or allowances permitted by rules of the director of commerce under section 4111.05 of the Revised Code. "Wage" includes an employee's commissions of which the employee's employer keeps a record, but does not include gratuities, except as provided by rules issued under section 4111.05 of the Revised Code. "Wage" also includes the reasonable cost to the employer of furnishing to an employee board, lodging, or other facilities, if the board, lodging, or other facilities are customarily furnished by the employer to the employer's employees. The cost of board, lodging, or other facilities shall not be included as part of wage to the extent excluded therefrom under the terms of a bona fide collective bargaining agreement applicable to the employee.