Share-Based Incentive Plans - Narrative (Details) | 3 Months Ended |
Sep. 30, 2016$ / sharesshares |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Exercise price of stock options outstanding, low end of range | $ / shares | $ 1.24 |
Exercise price of stock option outstanding, high end of range | $ / shares | $ 20.91 |
1997 Plan | Stock Option Awards | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Expiration period (in years) | 10 years |
1997 Plan | Stock Option Awards | Minimum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 1 year |
1997 Plan | Stock Option Awards | Maximum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 5 years |
2004 Plan | Stock Option Awards | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Expiration period (in years) | 10 years |
2004 Plan | Stock Option Awards | Minimum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 1 year |
2004 Plan | Stock Option Awards | Maximum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 5 years |
2008 Plan | Stock Option Awards | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Expiration period (in years) | 10 years |
2008 Plan | Stock Option Awards | Minimum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 1 year |
2008 Plan | Stock Option Awards | Maximum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 4 years |
2014 Plan | Stock Option Awards | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Expiration period (in years) | 10 years |
Shares available for grant | shares | 1,500,000 |
2014 Plan | Stock Option Awards | Minimum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 1 year |
2014 Plan | Stock Option Awards | Maximum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 4 years |
2004 and 2008 and 2014 Plan | Restricted Stock Awards | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Awards outstanding | shares | 1,204,810 |
Weighted average grant date fair value of awards granted | $ / shares | $ 7.72 |
2004 and 2008 and 2014 Plan | Restricted Stock Awards | Minimum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 1 year |
2004 and 2008 and 2014 Plan | Restricted Stock Awards | Maximum | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Vesting period (in years) | 4 years |
2008 and 2014 Plans | Performance-Based Restricted Stock Awards and Stock Option Awards | |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | |
Awards outstanding | shares | 1,270,749 |