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Recapitalization and Initial Public Offering Recapitalization (Details) - shares
12 Months Ended
May 27, 2015
Jun. 30, 2015
Jun. 30, 2017
Jun. 30, 2016
Class of Stock [Line Items]        
Common unit, outstanding (in shares)     19,198,314.000 19,095,797.000
Class B Common Stock [Member]        
Class of Stock [Line Items]        
Common stock, shares issued   24 19 23
Class A Common Stock [Member]        
Class of Stock [Line Items]        
Issuance of common stock (shares) 3,996,255      
Common stock, shares issued     17,690,874 17,937,687
Common Stock [Member] | Class A Common Stock [Member]        
Class of Stock [Line Items]        
Issuance of common stock (shares)   4,371,000