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Equity - Dividends (Details) - $ / shares
Nov. 26, 2018
Aug. 29, 2018
May 25, 2018
Mar. 19, 2018
Dec. 01, 2017
Aug. 28, 2017
May 26, 2017
Mar. 17, 2017
Dividends Payable [Line Items]                
Dividend Per Share, Paid   $ 0.4725 $ 0.4725 $ 0.4725 $ 0.45 $ 0.45 $ 0.45 $ 0.45
Subsequent Event [Member]                
Dividends Payable [Line Items]                
Common Stock, Dividends, Per Share, Declared $ 0.4725