Revenue (Tables)

6 Months Ended

Jun. 30, 2019

Jun. 30, 2018

Revenue from Contract with Customer [Abstract]

Contract with Customer, Asset and Liability

Contract assets and liabilities

Contract assets and liabilities consisted of the following:

In millions	June 30, 2019		December 31, 2018		$ Change			% Change
Contract assets	$	43.5	$	36.5	$	7.0		19.2	%
Contract liabilities	32.1		32.8		(0.7		)	(2.1	)%
Net contract assets	$	11.4	$	3.7	$	7.7		208.1	%

Disaggregation of Revenue

Geographic net sales information, based on geographic destination of the sale, was as follows:

	Three months ended				Six months ended
In millions	June 30, 2019		June 30, 2018		June 30, 2019		June 30, 2018
U.S.	$	511.1	$	504.2	$	937.1	$	956.6
Western Europe	106.9		103.8		211.2		214.1
Developing (1)	129.0		115.4		237.9		228.4
Other Developed (2)	52.5		57.2		102.2		114.1
Consolidated net sales	$	799.5	$	780.6	$	1,488.4	$	1,513.2
(1)  Developing includes China, Eastern Europe, Latin America, the Middle East and Southeast Asia.
(2) Other Developed includes Australia, Canada and Japan.

Vertical net sales information was as follows:

	Three months ended				Six months ended
In millions	June 30, 2019		June 30, 2018		June 30, 2019		June 30, 2018
Residential	$	451.0	$	437.5	$	834.6	$	849.7
Commercial	170.7		167.8		321.4		319.6
Industrial	177.8		175.3		332.4		343.9
Consolidated net sales	$	799.5	$	780.6	$	1,488.4	$	1,513.2