Revenue (Tables)

3 Months Ended

Mar. 31, 2019

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table illustrates the sources of revenue:

	Three Months Ended
	March 31,
(in millions)	2019		2018
Revenue from contracts with customers	$	1,178	$	1,162
Lease Revenue	59		55
Total	$	1,237	$	1,217

The following table reflects revenue from contracts with customers by application:

	Three Months Ended
	March 31,
(in millions)	2019		2018
Water Infrastructure
Transport	$	346	$	347
Treatment	77		78
Applied Water
Commercial Building Services	154		137
Residential Building Services	59		57
Industrial Water	166		172
Measurement and Control Solutions
Water	199		172
Energy	73		80
Software as a Service/Other	24		34
Test	80		85
Total	$	1,178	$	1,162

The following table reflects revenue from contracts with customers by geographical region:

	Three Months Ended
	March 31,
(in millions)	2019		2018
Water Infrastructure
United States	$	133	$	113
Europe	160		177
Emerging Markets & Other	130		135
Applied Water
United States	201		188
Europe	94		98
Emerging Markets & Other	84		80
Measurement and Control Solutions
United States	236		206
Europe	72		84
Emerging Markets & Other	68		81
Total	$	1,178	$	1,162

Contract with Customer, Asset and Liability

The table below provides contract assets, contract liabilities, and significant changes in contract assets and liabilities:

(in millions)	Contract Assets (a)			Contract Liabilities
Balance at January 1, 2018	$	89		$	107
Additions, net	38			56
Revenue recognized from opening balance	—			(54		)
Billings	(34		)	—
Other	1			1
Balance at March 31, 2018	$	94		$	110
Balance at January 1, 2019	$	96		$	113
Additions, net	39			46
Revenue recognized from opening balance	—			(45		)
Billings	(32		)	—
Other	11			2
Balance at March 31, 2019	$	114		$	116

(a)

Excludes receivable balances which are disclosed on the balance sheet