COMMITMENTS AND CONTINGENCIES (Details) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Minimum future rental commitments under all non-cancelable operating leases
2013	$ 843,000
2014	546,000
2015	503,000
2016	474,000
2017	118,000
Thereafter	3,000
Minimum future rental commitments	2,487,000
Rental expense
Rental expense	1,144,000	1,270,000
Severance Benefit Agreements
Severance benefit agreements
Number of key employees	4
Period of specified benefits to key employees upon the subsequent severance of employment	24 months
Severance payments that could be required to be paid	$ 5,252,000	$ 5,028,000

Represents the number of key employees with whom the entity has entered into the severance benefit agreement.

No definition available.

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Represents the period of specified benefits available to key employees upon subsequent severance of employment in the event of a change in control.

+ References

No definition available.

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The carrying amount as of the balance sheet date of the combined total of loss contingency liabilities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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- Definition

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

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Amount of required minimum rental payments maturing in the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

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Amount of required minimum rental payments maturing in the forth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

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Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

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