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Note 12 - Other Notes Payable (Detail) (USD $)	12 Months Ended
Note 12 - Other Notes Payable (Detail) (USD $)	Jan. 31, 2013	Jan. 31, 2012
Stock Repurchased During Period, Shares	85,131	140,455
Class A Limited Partnership Units [Member]
Stock Repurchased During Period, Shares	145,564	174,844
Beneficial Interest [Member]
Stock Repurchased During Period, Shares	384,727	439,431
Secured Promissory Notes [Member]
Notes Payable (in Dollars)	348,696	550,652
Debt Instrument, Interest Rate, Stated Percentage	7.00%
Secured by a Passenger Van [Member]
Notes Payable (in Dollars)		3,560

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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