XML 25 R81.htm IDEA: XBRL DOCUMENT v3.20.1
Basic and Diluted Net Earnings Per Share (Details) - shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Earnings Per Share [Abstract]      
Diluted net earnings per share 0 1,369,514 1,282,305