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Subsequent Event (Narrative) (Details) - Subsequent Event [Member]
$ / shares in Units, $ in Millions
Feb. 21, 2019
USD ($)
$ / shares
Subsequent Events [Line Items]  
Dividends payable, date declared Feb. 21, 2019
Cash dividends declared, per share | $ / shares $ 0.17
Cash dividends declared | $ $ 13.1
Dividends payable, date of record Mar. 05, 2019
Dividends payable, date to be paid Mar. 19, 2019