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Share Based Payments (Details) - Series A Preferred Shares - shares
7 Months Ended 12 Months Ended
Jul. 31, 2016
Dec. 31, 2016
Dec. 31, 2017
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Shares redeemed by the issuer   2,567  
Number of shares outstanding   0 0
Chief Executive Officer      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Shares redeemed by the issuer 2,567