XML 135 R108.htm IDEA: XBRL DOCUMENT v3.10.0.1
Share-Based Compensation Schedule of Remaining Stock Option Plan Data (Details) - Stock Options
12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted-average remaining contractual life of outstanding options 7 years 7 years 6 years
Weighted-average remaining contractual life of exercisable options 5 years 6 years 5 years
Weighted-average period over which stock option compensation cost is expected to be recognized 2 years 2 years 2 years