XML 13 R3.htm IDEA: XBRL DOCUMENT v3.19.1
Interim Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - shares
Mar. 31, 2019
Dec. 31, 2018
Statement of Financial Position [Abstract]    
Common stock, shares authorized 15,000,000 15,000,000
Common stock, shares issued 7,906,078 7,870,969
Common stock, shares outstanding 7,906,078 7,870,969
Common stock, shares held in Rabbi Trust 13,864 16,673