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Note 11 - Employee Benefit Plans	12 Months Ended
Note 11 - Employee Benefit Plans	Sep. 30, 2015
Notes to Financial Statements
Pension and Other Postretirement Benefits Disclosure [Text Block]	11. EMPLOYEE BENEFIT PLANS The Company has a 401(k) Savings and Retirement Plan covering all full-time employees. Company contributions to the plan, including matching of employee contributions, are at the Company's discretion. For fiscal years ended September 30, 2015, 2014 and 2013, the Company made matching contributions to the plan in the amount of $15,045, $16,979 and $16,003, respectively. The Company does not provide any other postretirement benefits to its employees.