4. PROPERTY, PLANT AND EQUIPMENT (Details Narrative) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Abstract]
Assets under capital lease	$ 253	$ 1,493
Amortization of assets under capital lease	55	133
Depreciation expense excluded from cost of sales	139	140
Depreciation expense included in cost of sales	$ 1,425	$ 1,317