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10. Income taxes (Details - Provision) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Current:    
Federal $ 2,117 $ 1,888
State and local 572 717
Total current 2,689 2,605
Deferred (531) (585)
Provision for income taxes $ 2,158 $ 2,020