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Dividends (Details) - $ / shares
9 Months Ended
Oct. 11, 2019
Dec. 15, 2017
Sep. 30, 2019
Dividend Declared Q4-2017 [Member]      
Dividends [Abstract]      
Dividend payable, date declared     Nov. 09, 2017
Cash dividend paid (in dollars per share)   $ 0.04  
Dividend payable, date to be paid     Dec. 15, 2017
Dividend payable, date of record     Nov. 27, 2017
Dividend Declared 2019-Q3 [Member] | Subsequent Event [Member]      
Dividends [Abstract]      
Cash dividend paid (in dollars per share) $ 0.045    
Dividend payable, date to be paid Oct. 11, 2019    
Dividend payable, date of record Sep. 20, 2019