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Shareholders' Equity (Detail Textuals 2) - USD ($)
$ / shares in Units, $ in Thousands
May 18, 2018
Jun. 30, 2018
Equity [Abstract]    
Dividends declaration date May 18, 2018  
Per share cash dividend $ 0.16  
Date of dividends to be paid Jul. 16, 2018  
Dividends payable record date Jun. 30, 2018  
Aggregate dividend payable $ 416 $ 416