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Subsequent Events (Details) - Subsequent Event - $ / shares
1 Months Ended
Jul. 12, 2018
Jul. 31, 2018
Aug. 23, 2018
Subsequent Event [Line Items]      
Dividend declared (in USD per share)     $ 0.125
Decrease in ownership 50.00%    
Guarantee of portion of indebtedness   50.00%