Restructuring (Tables)

9 Months Ended

Sep. 30, 2018

Restructuring and Related Activities [Abstract]

Restructuring Related Costs

Restructuring related costs included in Selling, general and administrativeexpenses in the Condensed Consolidated Statements of Operations and Comprehensive Income included costs for severance and other restructuring costs as follows:

	Three months ended				Nine months ended
In millions	September 30, 2018		September 30, 2017		September 30, 2018		September 30, 2017
Severance and related costs	$	2.8	$	1.3	$	12.8	$	18.7
Other	0.7		0.1		21.3		0.2
Total restructuring costs	$	3.5	$	1.4	$	34.1	$	18.9

Restructuring Costs By Segment [Table Text Block]

Restructuring costs by reportable segment were as follows:

	Three months ended				Nine months ended
In millions	September 30, 2018		September 30, 2017		September 30, 2018		September 30, 2017
Aquatic Systems	$	0.6	$	0.3	$	3.6	$	1.9
Filtration Solutions	0.9		0.2		14.4		6.9
Flow Technologies	0.7		0.9		8.7		2.8
Other	1.3		—		7.4		7.3
Consolidated	$	3.5	$	1.4	$	34.1	$	18.9

Restructuring Accrual Activity Recorded on Consolidated Balance Sheets

Activity related to accrued severance and related costs recorded in Other current liabilities in the Condensed Consolidated Balance Sheets is summarized as follows for the nine months endedSeptember 30, 2018:

In millions	September 30, 2018
Beginning balance	$	34.5
Costs incurred	12.8
Cash payments and other	(16.7		)
Ending balance	$	30.6