PROPERTY AND EQUIPMENT (Details) (USD $)	12 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2012
Property and equipment, net [Abstract]
Property, plant and equipment, gross	$ 75,201,000	$ 76,109,000	$ 76,868,000
Less accumulated depreciation and amortization	(42,116,000)	(43,583,000)	(43,729,000)
Property, plant and equipment, net	33,085,000	32,526,000
Cost [Roll Forward]
Balance at February 1	76,109,000	76,868,000
Additions	4,779,000	3,071,000
Acquisitions	0	1,220,000
Disposals	(5,145,000)	(5,216,000)
Impact of foreign currency translation	(542,000)	166,000
Balance at January 31	75,201,000	76,109,000	76,868,000
Accumulated depreciation [Roll Forward]
Balance at February 1	(43,583,000)	(43,729,000)
Acquisitions	0	(1,043,000)
Depreciation	(4,080,000)	(3,958,000)
Disposals	5,113,000	5,212,000
Impact of foreign currency translation	434,000	(65,000)
Balance at January 31	(42,116,000)	(43,583,000)	(43,729,000)
Depreciation and amortization expense	4,100,000	4,000,000	4,200,000
Impairment charges	0	0	0
Building and Building Improvements [Member]
Property and equipment, net [Abstract]
Property, plant and equipment, gross	32,298,000	32,353,000
Cost [Roll Forward]
Balance at January 31	32,298,000	32,353,000
Computer Equipment and Software [Member]
Property and equipment, net [Abstract]
Property, plant and equipment, gross	22,121,000	22,668,000
Cost [Roll Forward]
Balance at January 31	22,121,000	22,668,000
Furniture and Office Equipment [Member]
Property and equipment, net [Abstract]
Property, plant and equipment, gross	10,856,000	11,066,000
Cost [Roll Forward]
Balance at January 31	10,856,000	11,066,000
Leasehold Improvements [Member]
Property and equipment, net [Abstract]
Property, plant and equipment, gross	6,033,000	5,902,000
Cost [Roll Forward]
Balance at January 31	6,033,000	5,902,000
Land [Member]
Property and equipment, net [Abstract]
Property, plant and equipment, gross	3,850,000	3,850,000
Cost [Roll Forward]
Balance at January 31	3,850,000	3,850,000
Automobiles [Member]
Property and equipment, net [Abstract]
Property, plant and equipment, gross	43,000	270,000
Cost [Roll Forward]
Balance at January 31	$ 43,000	$ 270,000