SUMMARY OF BUSINESS AND SIGNIFICANT ACCOUNTING POLICIES, PART II (Details) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended			0 Months Ended
	Jan. 31, 2015 Class	Oct. 31, 2014	Jul. 31, 2014	Apr. 30, 2014	Jan. 31, 2014	Oct. 31, 2013	Jul. 31, 2013	Apr. 30, 2013	Jan. 31, 2015 Model Population Class	Jan. 31, 2014	Jan. 31, 2013	Dec. 28, 2012 Payment	Jun. 06, 2012	Apr. 01, 2014	Mar. 30, 2015
DEFERRED TAX ASSETS AND LIABILITIES [Abstract]
Income tax recognition threshold (in hundredths)									50.00%
STOCK-BASED COMPENSATION [Abstract]
Number of discernable populations									2
REVENUE [Abstract]
Number of software model offered clients									2
Minimum contractual term									12 months
Maximum contractual term									36 months
Payment period for software license fees to customers with an established history of collections without concessions, Maximum									1 year
Maintenance revenue recognition period									1 year
Initial subscription period, minimum									12 months
Initial subscription period, maximum									36 months
Payment due date for subscription revenue, Maximum									30 months
ADVERTISING EXPENSES [Abstract]
Advertising expense									$ 800,000	$ 600,000	$ 400,000
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net income	6,947,000	5,090,000	985,000	(76,000)	4,346,000	2,049,000	1,254,000	(1,263,000)	12,946,000	6,386,000	6,639,000
Less: Dividends declared									(4,452,000)	(4,362,000)	(8,677,000)
Undistributed net income (loss)									8,494,000	2,024,000	(2,038,000)
Net income per share [Abstract]
Dividends declared									4,452,000	4,362,000	8,677,000
Allocation of undistributed net income (loss)									8,494,000	2,024,000	(2,038,000)
Net income	6,947,000	5,090,000	985,000	(76,000)	4,346,000	2,049,000	1,254,000	(1,263,000)	12,946,000	6,386,000	6,639,000
COMPUTATION OF NET INCOME PER SHARE [Abstract]
Number of classes of common stock	2								2
Dividends common stock percentage that Class A is entitled to as compared to class B (in hundredths)									120.00%
OTHER (INCOME) EXPENSE, NET [Abstract]
Interest income									(242,000)	(284,000)	(590,000)
Interest expense									811,000	829,000	990,000
Foreign exchange (gains) losses									(878,000)	(67,000)	1,180,000
Change in fair value of interest rate swap									877,000	(634,000)	384,000
Other (income) expense, net									(168,000)	(593,000)	(446,000)
Total other (income) expense, net									400,000	(749,000)	1,518,000
Common Class A [Member]
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net income									10,729,000	5,282,000	5,483,000
Less: Dividends declared									(3,688,000)	(3,606,000)	(7,166,000)
Undistributed net income (loss)									7,041,000	1,676,000	(1,683,000)
Net income per share [Abstract]
Dividends declared									3,688,000	3,606,000	7,166,000
Allocation of undistributed net income (loss)									7,041,000	1,676,000	(1,683,000)
Net income									10,729,000	5,282,000	5,483,000
Weighted average shares by Class of common stock outstanding-basic (in shares)									12,841	12,501	12,596
Weighted average potential shares of common stock (in shares)									712	484	467
Weighted average shares of common stock and potential common shares outstanding-diluted (in shares)									13,553	12,985	13,063
Basic net income per common share (in dollars per share)	$ 0.44	$ 0.33	$ 0.06	$ (0.01)	$ 0.29	$ 0.14	$ 0.08	$ (0.08)	$ 0.84	$ 0.42	$ 0.44
Diluted net income per common share (in dollars per share)	$ 0.42	$ 0.31	$ 0.06	$ (0.01)	$ 0.27	$ 0.13	$ 0.08	$ (0.08)	$ 0.79	$ 0.41	$ 0.42
Antidilutive securities excluded from computation of earnings per share (in shares)									211	1,179	1,124
Common Class B [Member]
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net income									2,217,000	1,104,000	1,156,000
Less: Dividends declared									(764,000)	(756,000)	(1,511,000)
Undistributed net income (loss)									1,453,000	348,000	(355,000)
Net income per share [Abstract]
Dividends declared									764,000	756,000	1,511,000
Allocation of undistributed net income (loss)									1,453,000	348,000	(355,000)
Net income									2,217,000	1,104,000	1,156,000
Weighted average shares by Class of common stock outstanding-basic (in shares)									3,183	3,149	3,160
Weighted average potential shares of common stock (in shares)									88	89	106
Weighted average shares of common stock and potential common shares outstanding-diluted (in shares)									3,271	3,238	3,266
Basic net income per common share (in dollars per share)	$ 0.37	$ 0.27	$ 0.05	$ 0	$ 0.24	$ 0.11	$ 0.07	$ (0.07)	$ 0.70	$ 0.35	$ 0.37
Diluted net income per common share (in dollars per share)	$ 0.36	$ 0.27	$ 0.05	$ 0	$ 0.23	$ 0.11	$ 0.07	$ (0.07)	$ 0.68	$ 0.34	$ 0.35
Antidilutive securities excluded from computation of earnings per share (in shares)									45	184	151
CEBOS [Member]
BUSINESS COMBINATIONS [Abstract]
Total purchase price of acquisition												3,500,000
Number of separate contingent payments on acquisition on achievement of milestone												2
Guaranteed future cash payment												300,000
Contingent payments												500,000
Decrease in contingent consideration									300,000
Business acquisition earn out amount														500,000
DynaSys [Member]
BUSINESS COMBINATIONS [Abstract]
Total purchase price of acquisition													7,500,000
Subsequent Event [Member] | CEBOS [Member]
BUSINESS COMBINATIONS [Abstract]
Business acquisition earn out amount															$ 800,000