ACQUISITIONS (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 30, 2012
Acquisitions
Cash paid for acquisition	$ 10,294
TRX
Acquisitions
Cash paid for acquisition	10,294
Allocation of the purchase price
Current assets	2,702
Property, plant and equipment	2,227
Intangible assets	5,365
Deferred tax assets	40
Total assets acquired	10,334
Current liabilities	40
Total liabilities assumed	40
Net assets acquired	10,294
TRX \| Customer relationships
Allocation of the purchase price
Intangible assets	$ 5,365
Acquired identifiable finite-lived intangible assets
Amortization period	6 years

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

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The amount of acquisition cost of a business combination allocated to assets acquired.

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The amount of acquisition cost of a business combination allocated to current assets.

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The amount of acquisition cost of a business combination allocated to current liabilities of the acquired entity.

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Amount of acquisition cost of a business combination allocated to noncurrent deferred tax assets net of valuation allowance and noncurrent deferred tax liabilities.

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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This element represents the acquisition-date fair value of the total consideration transferred which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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