Revenue (Tables)

6 Months Ended

Jun. 30, 2023

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, 2023 and 2022:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
Mineral Fiber	2023		2022		2023		2022
Distributors	$	174.6	$	177.7	$	334.4	$	321.2
Home centers		23.4		23.5		54.5		51.6
Direct customers		15.2		16.3		29.9		30.6
Other		20.8		17.0		43.6		34.3
Total	$	234.0	$	234.5	$	462.4	$	437.7

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	2023		2022		2023		2022
Distributors	$	45.9	$	45.9	$	85.1	$	84.7
Direct customers		44.4		40.3		86.4		79.7
Other		1.1		0.3		1.7		1.5
Total	$	91.4	$	86.5	$	173.2	$	165.9