Revenue (Tables)

3 Months Ended

Mar. 31, 2020

Revenues [Abstract]

Disaggregation of Revenue

Net sales from these geographic markets, by segment, were as follows, in millions:

	Three Months Ended March 31, 2020
	Plumbing Products		Decorative Architectural Products		Total
Primary geographic markets:
North America	$	632	$	626	$	1,258
International, principally Europe	323		—		323
Total	$	955	$	626	$	1,581

	Three Months Ended March 31, 2019
	Plumbing Products		Decorative Architectural Products		Total
Primary geographic markets:
North America	$	598	$	573	$	1,171
International, principally Europe	342		—		342
Total	$	940	$	573	$	1,513

Financing Receivable, Allowance for Credit Loss [Table Text Block]

Changes in the allowance for credit losses deducted from accounts receivable were as follows, in millions: 

	Three Months Ended March 31, 2020
Balance at January 1 (after adopting ASU 2016-13)	$	5
Provision for expected credit losses during the period	2
Write-offs charged against the allowance	(1		)
Recoveries of amounts previously written off	1
Balance at end of period	$	7