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PELP Acquisition Business Combination, Pro Forma Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2017
Business Combinations [Abstract]    
Pro forma revenues $ 98,679 $ 300,133
Pro forma net income attributable to stockholders $ 799 $ 2,063