XML 119 R106.htm IDEA: XBRL DOCUMENT v3.21.2
Stock Plan Activity (Parenthetical) (Detail) - shares
shares in Millions
12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Performance Stock Units      
Share based Compensation Arrangement by Share based Payment Award [Line Items]      
Nonvested stock awards granted 2 2 2