12. COMMITMENTS AND CONTINGENCIES (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Commitments And Contingencies Details
2013	$ 608
2014	67
2015	58
2016
2017
Thereafter
Total minimum lease payments	733
Residual principal balance
Amount representing interest	(26)
Present value of minimum lease payments	707	514
Less current maturities of capital lease obligations	(596)
Long-term contractual obligations	111
2013	345
2014	241
2015	234
2016	38
2017
Thereafter
Total minimum lease payments	$ 858

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Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.