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Subsequent Events (Details) - $ / shares
Oct. 31, 2017
Jul. 31, 2017
Mar. 31, 2017
Subsequent Event [Line Items]      
Dividends Payable, Amount Per Share   $ 0.05 $ 0.05
Subsequent Event      
Subsequent Event [Line Items]      
Dividends Payable, Amount Per Share $ 0.05