PROPERTY AND EQUIPMENT (Details) (USD $)	12 Months Ended
	Jan. 31, 2013	Jan. 31, 2012	Jan. 31, 2011
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 76,109,000	$ 76,868,000
Less accumulated depreciation and amortization	(43,583,000)	(43,729,000)
Property, plant and equipment, net	32,526,000	33,139,000
Capitalized costs, internal system upgrade projects	600,000
Depreciation and amortization expense	4,000,000	4,200,000	4,700,000
Impairment charges	0	0	0
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	32,353,000	32,108,000
Computer Equipment and Software [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	22,668,000	22,201,000
Furniture and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	11,066,000	12,345,000
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	5,902,000	6,104,000
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,850,000	3,850,000
Automobiles [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 270,000	$ 260,000