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EARNINGS PER SHARE (Dividends Declared) (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Nov. 04, 2019
Jul. 31, 2019
May 30, 2019
Jan. 31, 2019
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                
Dividends declared per share (in dollars per share)   $ 0.08 $ 0.08 $ 0.08 $ 0.08 $ 0 $ 0.24 $ 0.16
Payments of ordinary dividends, amount   $ 1.0 $ 1.1 $ 1.0        
Subsequent Event                
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                
Dividends declared per share (in dollars per share) $ 0.09              
Payments of ordinary dividends, amount $ 1.2