FAIR VALUE MEASUREMENT (Details) (USD $)	Jul. 31, 2013	Jan. 31, 2013
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
SERP investment in mutual funds	$ 3,441,000	$ 3,410,000
Embedded derivatives in debt put option	0	(61,000)
LTI acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	(705,000)	(650,000)
Change in contingent earn-out consideration	55,000
Garwood acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	(200,000)	(200,000)
(Level 1) [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
SERP investment in mutual funds	3,441,000	3,410,000
Embedded derivatives in debt put option		0
(Level 1) [Member] \| LTI acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	0	0
(Level 1) [Member] \| Garwood acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	0	0
(Level 2) [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
SERP investment in mutual funds	0	0
Embedded derivatives in debt put option		0
(Level 2) [Member] \| LTI acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	0	0
(Level 2) [Member] \| Garwood acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	0	0
(Level 3) [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
SERP investment in mutual funds	0	0
Embedded derivatives in debt put option		(61,000)
(Level 3) [Member] \| LTI acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	(705,000)	(650,000)
(Level 3) [Member] \| Garwood acquisition [Member]
Summary of input levels used to determine the fair value of entity's investment securities, contingent consideration obligations and embedded derivative [Abstract]
Liability on earn-out	$ (200,000)	$ (200,000)

Fair value as of the balance sheet date of the embedded derivative or group of embedded derivatives classified as a liability.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 12-16, 44A, 44B

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44A

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44A, 44B

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44B

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959

+ Details

- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents investment securities as of the balance sheet date which may include marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References+ Details