Annual report pursuant to Section 13 and 15(d)

Permit and Other Intangible Assets (Details Narrative)

v3.20.1
Permit and Other Intangible Assets (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]    
Amortization expense of intangible asset $ 256 $ 350