RESTRUCTURING EXPENSE (Details) (USD $)	3 Months Ended
Mar. 31, 2013	Dec. 31, 2012
Changes in restructuring expenses
Balance, beginning of period	$ 906,000
Restructuring (income) expense	(2,000)
Payments (receipts)	(123,000)
Balance, end of period	782,000
Restructuring liabilities
Restructuring liabilities included in accrued expense and other current liabilities	366,000	364,000
Restructuring liabilities included in other non-current liabilities	400,000	500,000
Continuing Lease Obligations
Changes in restructuring expenses
Balance, beginning of period	906,000
Restructuring (income) expense	(2,000)
Payments (receipts)	(123,000)
Balance, end of period	$ 782,000

The charge against earnings in the period, comprised of costs incurred associated with an exit or disposal activity other than for a discontinued operations as defined under generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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- Definition

Carrying amount as of the balance sheet date of known and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid after one year or beyond the next operating cycle, if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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