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Goodwill and Intangible Assets (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Goodwill And Intangible Assets Disclosure [Abstract]      
Goodwill associated with the Company's purchase and other past acquisitions $ 47,360   $ 38,201
Aggregate amortization expense $ 332 $ 327