Goodwill and Other Identifiable Intangible Assets (Tables)

6 Months Ended

Jun. 27, 2015

The changes in the carrying amount of goodwill by segment were as follows:



In millions	December 31, 2014		Acquisitions/ divestitures		Foreign currency translation/other			June 27, 2015
Valves & Controls	$	1,511.6	$	—	$	—		$	1,511.6
Flow & Filtration Solutions	942.4		—		(45.9		)	896.5
Water Quality Systems	1,137.6		—		(12.2		)	1,125.4
Technical Solutions	1,150.3		52.7		(4.4		)	1,198.6
Total goodwill	$	4,741.9	$	52.7	$	(62.5	)	$	4,732.1

Identifiable intangible assets consisted of the following:



	June 27, 2015							December 31, 2014
In millions	Cost		Accumulated amortization			Net		Cost		Accumulated amortization			Net
Finite-life intangibles
Customer relationships	$	1,284.9	$	(363.1	)	$	921.8	$	1,247.8	$	(325.2	)	$	922.6
Trade names	1.9		(1.1		)	0.8		2.0		(1.1		)	0.9
Proprietary technology and patents	250.9		(104.8		)	146.1		255.7		(96.7		)	159.0
Total finite-life intangibles	$	1,537.7	$	(469.0	)	$	1,068.7	$	1,505.5	$	(423.0	)	$	1,082.5
Indefinite-life intangibles
Trade names	518.7		—			518.7		525.6		—			525.6
Total intangibles, net	$	2,056.4	$	(469.0	)	$	1,587.4	$	2,031.1	$	(423.0	)	$	1,608.1

Estimated future amortization expense for identifiable intangible assets during the remainder of 2015 and the next five years is as follows:



	Q3 - Q4
In millions	2015		2016		2017		2018		2019		2020
Estimated amortization expense	$	56.5	$	112.1	$	110.5	$	108.1	$	101.2	$	96.1