Acquisition, Restructuring and Integration Costs (Tables)

3 Months Ended

Mar. 31, 2019

Business Combinations [Abstract]

Schedule of Acquisition Related Costs

The aggregate costs associated with the acquisition, restructuring, and integration related costs for the three months ended March 31, 2019 and March 31, 2018 are summarized in the following table:

	Three Months Ended
(millions) (unaudited)	March 31, 2019		March 31, 2018
General and administrative expenses	$	1.0	$	1.2