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SCHEDULE OF VALUATION AND QUALIFYING ACCOUNTS (Tables) | 12 Months Ended
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Dec. 31, 2012
Valuation and Qualifying Accounts [Abstract] |
Schedule of Valuation and Qualifying Accounts Disclosure [Table Text Block] | SCHEDULE OF VALUATION AND QUALIFYING ACCOUNTS
Description |  | Balance at Beginning of Period |  |  | Charged to Costs and Expenses |  |  | Deductions (a) |  |  | Other |  |  | Balance at End of Period |
Allowance for doubtful accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
December 31, 2011 |  | $ | 168 |  |  | $ | 40 |  |  | $ | 22 |  |  | $ | — |  |  | $ | 186 |
December 31, 2012 |  | $ | 186 |  |  | $ | — |  |  | $ | 186 |  |  | $ | — |  |  | $ | — |
| (a) | Deductions represents allowance amounts written off as uncollectible and recoveries of previously reserved amounts.

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- Definition Tabular disclosure of valuation and qualifying accounts. + References No definition available. + Details
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- Details
Name: | us-gaap_ValuationAndQualifyingAccountsAbstract
Namespace Prefix: | us-gaap_
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