XML 121 R103.htm IDEA: XBRL DOCUMENT v3.10.0.1
Share Plans - Restricted Stock Units (Detail) - Restricted Stock Units
shares in Millions
12 Months Ended
Dec. 31, 2018
$ / shares
shares
Number of shares  
Beginning balance (in shares) | shares 0.6
Granted (in shares) | shares 0.2
Vested (in shares) | shares (0.6)
Conversion of PSUs (in shares) | shares 0.5
Spin-off adjustment (in shares) | shares (0.2)
Ending Balance (in shares) | shares 0.5
Weighted average grant date fair value  
Beginning balance (USD per share) | $ / shares $ 39.44
Granted (USD per share) | $ / shares 45.46
Vested (USD per share) | $ / shares 43.89
Conversion of PSUs (USD per share) | $ / shares 0.00
Spin-off adjustment (USD per share) | $ / shares 0.00
Ending balance (USD per share) | $ / shares $ 41.74