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Commitments (Details Narrative)
12 Months Ended
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Feb. 28, 2013
ft²
Operating lease expense $ 620,000 $ 621,000  
Lease to third party, office space | ft²     2,700
Sublease income   31,000  
Depreciation expense 2,061,000 1,652,000  
Assets Held under Capital Leases [Member]      
Depreciation expense $ 56,000 $ 20,000