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Subsequent Event (Details) - Subsequent Event [Member] - USD ($)
May 01, 2019
Apr. 15, 2019
Apr. 01, 2019
Subsequent Event [Line Items]      
Common Stock, Dividends, Per Share, Declared     $ 0.30
Dividends Payable, Date Declared     Apr. 01, 2019
Dividends Payable, Date to be Paid May 01, 2019    
Dividends Payable, Date of Record   Apr. 15, 2019  
Dividends, Common Stock, Cash     $ 215,500,000