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Distribution Agreement with a Related Entity (Details) - Subcontractor Installer Agreement [Member] - Smartgen Solutions, Inc. ("Smartgen") [Member] - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended
Mar. 01, 2014
Mar. 31, 2020
Mar. 31, 2019
Amount of performed filed services   $ 31 $ 25
Agreement term 3 years