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Stock-Based Compensation - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Jan. 01, 2014
Long-Term Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares reserved for issuance in the Long-Term Incentive Plan (in shares)     1,700,000
Remaining shares available for future issuance (in shares) 860,091    
Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock compensation expense $ 677 $ 476  
Restricted Stock | Non-Employee Directors      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vested (in shares) 1,411