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Stock Based Compensation Narrative Data (Details)
Jun. 30, 2020
USD ($)
Grantees
shares
May 22, 2020
shares
Apr. 15, 2020
$ / shares
shares
Jun. 30, 2019
USD ($)
2014 Equity Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares authorized for equity awards 50,000      
Aggregate number of outstanding grants of RSUs and stock options 18,123      
Stock options outstanding 4,500      
Stock options exercisable 4,500      
Unrecognized compensation expense, stock options | $ $ 0      
Intrinsic value of stock options | $ 0      
2014 Equity Plan [Member] | Restricted Stock Units (RSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense, unvested RSUs | $ 329,000     $ 211,000
RSUs granted to non-employee directors   2,152    
Unrecognized director compensation expense, unvested RSUs | $ $ 38,000      
2014 Equity Plan [Member] | 2021 Provisional Award [Member] | Restricted Stock Units (RSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock price at date RSUs provisionally granted | $ / shares     $ 25.76  
RSUs provisionally granted     15,760  
Number of grantees | Grantees 15      
Unrecognized compensation expense, RSUs provisionally granted | $ $ 294,000      
2014 Equity Plan [Member] | 2020 Award [Member] | Restricted Stock Units (RSUs) [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of grantees | Grantees 7      
2008 ISO Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock options outstanding 1,000      
Stock options exercisable 1,000      
Unrecognized compensation expense, stock options | $ $ 0