Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2018

Revenue Recognition

Schedule of disaggregation of revenue

	Year ended December 31, 2018
			(in millions)
Distribution Channel	Americas		Europe		APMEA		Consolidated
Wholesale	$	578.8	$	314.2	$	59.9	$	952.9
OEM		79.0		150.0		1.4		230.4
Specialty		312.1		—		4.5		316.6
DIY		62.2		2.8		—		65.0
Total	$	1,032.1	$	467.0	$	65.8	$	1,564.9
	Year ended December 31, 2018
			(in millions)
Principal Product Line	Americas		Europe		APMEA		Consolidated
Residential & Commercial Flow Control	$	582.0	$	176.2	$	46.2	$	804.4
HVAC and Gas Products		289.2		201.6		16.2		507.0
Drainage and Water Re-use Products		73.1		87.8		2.2		163.1
Water Quality Products		87.8		1.4		1.2		90.4
Total	$	1,032.1	$	467.0	$	65.8	$	1,564.9

Schedule of contract assets and contract liabilities

	Contract		Contract		Contract
	Assets		Liabilities - Current		Liabilities - Noncurrent
			(in millions)
Balance - January 1, 2018	$	0.6	$	11.3	$	2.1
Change in period		1.1		0.2		0.3
Balance - April 1, 2018	$	1.7	$	11.5	$	2.4
Change in period		(0.3)		0.1		0.3
Balance - July 1, 2018	$	1.4	$	11.6	$	2.7
Change in period		0.4		(0.4)		—
Balance - September 30, 2018	$	1.8	$	11.2	$	2.7
Change in period		(0.8)		0.1		—
Balance - December 31, 2018	$	1.0	$	11.3	$	2.7