XML 94 R51.htm IDEA: XBRL DOCUMENT v3.10.0.1
Equipment and Leasehold Improvements (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Property, Plant and Equipment [Abstract]      
Depreciation and amortization expense $ 4,100 $ 3,800 $ 3,700