Stock Repurchase Program (Tables)

3 Months Ended

Mar. 31, 2022

Equity [Abstract]

Summary of Share Repurchase Activity and Remaining Authorized Repurchase Amounts

The remaining authorized repurchase amounts in the aggregate under the July 2019 and March 2020 repurchase programs as of March 31, 2022 (unaudited) was as follows:

(millions)	March 31, 2022
Total authorized repurchase amount	$	100.0
Total value of shares repurchased		40.6
Total remaining authorized repurchase amount	$	59.4