Revenue (Tables)

6 Months Ended

Jun. 30, 2022

Mineral Fiber [Member]

Disaggregation Of Revenue [Line Items]

Schedule of Net Sales by Major Customer Channel within Each Segment

The following tables provide net sales by major customer channel within our Mineral Fiber and Architectural Specialties segments for the three and six months ended June 30, 2022 and 2021:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
Mineral Fiber	2022		2021		2022		2021
Distributors	$	177.7	$	156.7	$	321.2	$	292.0
Home centers		23.5		21.4		51.6		48.2
Direct customers		16.3		15.2		30.6		28.0
Retailers and other		17.0		14.8		34.3		28.6
Total	$	234.5	$	208.1	$	437.7	$	396.8

Architectural Specialties [Member]

Disaggregation Of Revenue [Line Items]

Schedule of Net Sales by Major Customer Channel within Each Segment

	Three Months Ended				Six Months Ended
	June 30,				June 30,
Architectural Specialties	2022		2021		2022		2021
Distributors	$	45.9	$	40.3	$	84.7	$	74.6
Direct customers		40.3		30.8		79.7		58.9
Retailers and other		0.3		0.8		1.5		1.6
Total	$	86.5	$	71.9	$	165.9	$	135.1