Consolidated Balance Sheets (Parentheticals) (USD $)	Jan. 31, 2015	Jan. 31, 2014
Accounts Receivable from Related Parties	$ 79,366	$ 55,873
Allowance for Doubtful Accounts	39,045	23,593
Shares of Beneficial Interest, par value (in dollars per share)	$ 0	$ 0
Shares of Beneficial Interest, shares issued (in shares)	16,845,846us-gaap_CommonStockSharesIssued	16,822,746us-gaap_CommonStockSharesIssued
Shares of Beneficial Interest, shares outstanding (in shares)	8,265,102us-gaap_CommonStockSharesOutstanding	8,341,899us-gaap_CommonStockSharesOutstanding
Treasury Stock, shares held (in shares)	8,580,744us-gaap_TreasuryStockShares	8,480,847us-gaap_TreasuryStockShares
Notes Payable to Banks [Member]
Note Payable, Discount	63,474	24,453
Current Portion of the Unamortized Discount[Member] \| Mortgages [Member]
Note Payable, Discount	8,012	0
Non-current Portion of the Unamortized Discount [Member] \| Mortgages [Member]
Note Payable, Discount	$ 66,915	$ 0

Amount of receivables arising from transactions with related parties due within one year or the normal operating cycle, if longer.

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