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Long-Term Debt And Note Payable To Bank - (Schedule Of Debt) (Details) (USD $)	3 Months Ended
	Jan. 31, 2014	Oct. 31, 2013
Debt Instrument [Line Items]
Total long-term debt	$ 7,692,735	$ 7,755,670
Less current installments	261,447	258,628
Long-term debt, excluding current installments	7,431,288	7,497,042
Virginia Real Estate Loan [Member]
Debt Instrument [Line Items]
Total long-term debt	5,721,142	5,767,947
Debt instrument, principal amount	6,500,000
Debt instrument, periodic payment	36,426
Debt instrument, interest rate, stated percentage	4.25%
Final payments of debt	4,858,220
Debt instrument, maturity date	Apr. 30, 2018
North Carolina Real Estate Loan [Member]
Debt Instrument [Line Items]
Total long-term debt	1,971,593	1,987,723
Debt instrument, principal amount	2,240,000
Debt instrument, periodic payment	12,553
Debt instrument, interest rate, stated percentage	4.25%
Final payments of debt	$ 1,674,217
Debt instrument, maturity date	Apr. 30, 2018

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Contractual interest rate for funds borrowed, under the debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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