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Share-Based Payments (Narrative) (Details) - USD ($)
3 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2016
Jun. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Restatement adjustment $ 843,000 $ 843,000 $ 0
Restricted Stock Units      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total compensation   11,720,000 23,562,000
Unrecognized share-based compensation costs 59,000 59,000  
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total compensation   147,000 $ 1,420,000
Unrecognized share-based compensation costs $ 157,000 $ 157,000  
Expiration period   10 years  
Unrecognized share-based compensation costs, period for recognition   4 years  
Stock Options | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   3 years  
Stock Options | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting period   4 years  
Executive Incentive Plan, 2011      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares reserved for delivery under plan (shares)     187,500