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Non-controlling Interest Narrative (Details) - USD ($)
$ in Thousands
 6 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Noncontrolling Interest [Line Items]    
Tax distributions payable to non-controlling LLC Unit holders $ 469 $ 389
Noncontrolling Interest in LLC [Member]    
Noncontrolling Interest [Line Items]    
Tax distributions payable to non-controlling LLC Unit holders 469 389
Tax distributions paid to non-controlling LLC Unit holders $ 583 $ 268
Class A Common Stock [Member]    
Noncontrolling Interest [Line Items]    
Issuance LLC Units (in shares) 146,255  
Class A Common Stock [Member]    
Noncontrolling Interest [Line Items]    
Treasury stock, shares, retired (in shares) (5,873,000)