DEBT (Details) (USD $)			3 Months Ended	12 Months Ended	3 Months Ended
	Apr. 30, 2013	Jan. 31, 2013	Apr. 30, 2013 Rabobank N.A [Member] Credit Agreement [Member]	Jan. 31, 2012 Rabobank N.A [Member] Credit Agreement [Member]	Apr. 30, 2013 2012 Mortgage [Member] Rabobank N.A [Member] Quad Ortega Hill LLC [Member]	May 30, 2012 2012 Mortgage [Member] Rabobank N.A [Member] Quad Ortega Hill LLC [Member]
Debt Instrument [Line Items]
Note payable	$ 15,752,000	$ 15,846,000
Less current maturities	(376,000)	(372,000)
Long-term debt	15,376,000	15,474,000
Notes Payable [Abstract]
Original principal amount						16,100,000
Principal and interest					88,100
Final principal payment					11,700,000
Unpaid balance					15,800,000
Maturity date			Jul. 15, 2014	Jul. 15, 2012
Basis spread on variable rate (in hundredths)					2.25%
One month LIBOR (in hundredths)					0.20%
Fixed interest rate (in hundredths)					4.31%
Credit Facility [Abstract]
Term of loan			1 year
Maximum borrowing capacity			20,000,000
Unused capacity commitment fee (in hundredths)			0.25%
Variable rate basis			One month LIBOR plus 0.75%.
Basis spread on variable rate (in hundredths)			0.75%
Covenant terms			The Facility provides that the Company maintain certain financial and operating ratios which include, among other provisions, minimum liquidity on a consolidated basis of $25 million in cash and equivalents at all times, a current ratio (calculated using current liabilities excluding deferred revenue) of not less than 1.3 to 1.0 determined at the end of each fiscal quarter, a leverage ratio of not more than 1.5 to 1.0 determined at the end of each fiscal quarter, and a debt service coverage ratio of not less than 1.5 to 1.0 determined at the end of each fiscal year. The Facility also contains customary covenants that could restrict the Company's ability to incur additional indebtedness
Liquidity on a consolidated basis, Minimum			25,000,000
Current ratio, Minimum			1.3
Leverage ratio, Minimum			1.5
Debt service coverage ratio, Minimum			1.5
Effective borrowing rate (in hundredths)			0.95%
Borrowings outstanding			$ 0