Share-Based Compensation Plans	9 Months Ended
Sep. 30, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Share-Based Compensation Plans	(4) Share-Based Compensation Plans During the three months ended September 30, 2020 and 2019, we recognized share-based compensation expense of $6.9 and $5.9, respectively, and $18.4 and $18.8 for the nine months ended September 30, 2020 and 2019, respectively. The expense relates to stock options, deferred stock, restricted stock and performance share units. We recognize share-based compensation expense in selling and administrative expenses on a straight-line basis over the service period of each award. Consideration received from share-based awards was $7.4 and $6.3 for the nine months ended September 30, 2020 and 2019, respectively.

Share-Based Compensation Plans

9 Months Ended

Sep. 30, 2020

Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]

(4) Share-Based Compensation Plans

During the three months ended September 30, 2020 and 2019, we recognized share-based compensation expense of $6.9 and $5.9, respectively, and $18.4 and $18.8 for the nine months ended September 30, 2020 and 2019, respectively. The expense relates to stock options, deferred stock, restricted stock and performance share units. We recognize share-based compensation expense in selling and administrative expenses on a straight-line basis over the service period of each award. Consideration received from share-based awards was $7.4 and $6.3 for the nine months ended September 30, 2020 and 2019, respectively.