EMPLOYEES' RETIREMENT PLANS	12 Months Ended
Jul. 31, 2013
EMPLOYEES' RETIREMENT PLANS [Abstract]
EMPLOYEES? RETIREMENT PLANS	9. EMPLOYEES' RETIREMENT PLANS: The Company sponsors a non-contributory Money Purchase Plan covering substantially all of its non-union employees. Operations were charged $350,536, $334,152, and $340,751 as contributions to the Plan for fiscal years 2013, 2012 and 2011, respectively. The Company contributes to a union sponsored multi-employer pension plan covering its union employees. The Company contributions to the pension plan for the years ended July 31, 2013, 2012 and 2011 were $37,501, $29,628, and $27,039, respectively. Contributions and costs are determined in accordance with the provisions of negotiated labor contracts or terms of the plans. The Company also contributes to union sponsored health benefit plans. Contingent liability for pension plan Information as to the Company's portion of accumulated pension plan benefits and plan assets is not reported separately by the union sponsored pension plan. A contingent liability may exist because an employer under the Employee Retirement Income Security Act, upon withdrawal from a multi-employer defined benefit plan, is required to continue to pay its proportionate share of the plan's unfunded vested benefits, if any. The liability under this provision has not been determined; however, the Company has no intention of withdrawing from the plan. Union annuity and health and welfare benefits plans are defined contribution plans and do not have unfunded vested benefits.

9. EMPLOYEES' RETIREMENT PLANS:

The Company sponsors a non-contributory Money Purchase Plan covering substantially all of its non-union employees. Operations were charged $350,536, $334,152, and $340,751 as contributions to the Plan for fiscal years 2013, 2012 and 2011, respectively.

The Company contributes to a union sponsored multi-employer pension plan covering its union employees. The Company contributions to the pension plan for the years ended July 31, 2013, 2012 and 2011 were $37,501, $29,628, and $27,039, respectively. Contributions and costs are determined in accordance with the provisions of negotiated labor contracts or terms of the plans. The Company also contributes to union sponsored health benefit plans.

Contingent liability for pension plan

Information as to the Company's portion of accumulated pension plan benefits and plan assets is not reported separately by the union sponsored pension plan. A contingent liability may exist because an employer under the Employee Retirement Income Security Act, upon withdrawal from a multi-employer defined benefit plan, is required to continue to pay its proportionate share of the plan's unfunded vested benefits, if any. The liability under this provision has not been determined; however, the Company has no intention of withdrawing from the plan. Union annuity and health and welfare benefits plans are defined contribution plans and do not have unfunded vested benefits.