Annual report pursuant to Section 13 and 15(d)

20. Commitments and Contingencies (Details Narrative)

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20. Commitments and Contingencies (Details Narrative) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Commitments And Contingencies Details Narrative      
Rent expense for all operating leases $ 1,600,000 $ 1,800,000 $ 1,800,000