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Subsequent Events (Details) - Subsequent event - $ / shares
Jun. 29, 2018
Jun. 11, 2018
May 01, 2018
Subsequent Event [Line Items]      
Dividends payable, date declared     May 01, 2018
Cash dividend declared (in dollars per share)     $ 0.30
Dividends payable, date to be paid Jun. 29, 2018    
Dividend payable, record date   Jun. 11, 2018