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INCOME TAXES - Deferred Income Tax Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Deferred tax assets:
Allowance for doubtful accounts	$ 95	$ 53
Accruals and reserves	3,390	4,024
Other	96	1,067
Total deferred tax assets	3,581	5,144
Deferred tax liabilities:
Property, plant, and equipment	1,758	2,110
Total deferred tax liabilities	1,758	2,110
Net deferred tax asset	$ 1,823	$ 3,034

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the allowance for doubtful accounts.

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- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from other reserves not separately disclosed.

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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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