Goodwill and Intangible Assets

9 Months Ended

Sep. 30, 2026

Intangible Asset, Goodwill and Other [Abstract]

NOTE 9. GOODWILL AND INTANGIBLE ASSETS

The following table presents amounts related to our goodwill and intangible assets as of September 30, 2026 and December 31, 2025:


		September 30, 2026				December 31, 2025
	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortizing intangible assets
Customer relationships	3-20 years	$	196.0	$	180.3	$	191.6	$	170.7
Developed technology	10-20 years		111.4		89.5		110.3		87.9
Trademarks and brand names	3-20 years		36.6		7.3		24.4		5.8
Software	5-7 years		19.7		13.8		19.7		11.2
Non-compete agreements	3-5 years		7.7		3.6		7.1		2.6
Other	Various		11.2		5.9		7.4		2.9
Total		$	382.6	$	300.4	$	360.5	$	281.1
Non-amortizing intangible assets
Trademarks and brand names	Indefinite		346.1				345.8
Total intangible assets		$	728.7			$	706.3

Goodwill	Indefinite	$	256.6			$	217.8

As of September 30, 2026 and December 31, 2025, goodwill totaled $256.4 million and $217.6 million, respectively, within our Architectural Specialties segment, and $0.2 million within our Mineral Fiber segment for the same periods. The increase in goodwill as of September 30, 2026 compared to December 31, 2025 was due to the acquisition of Eventscape, partially offset by changes in the purchase price allocations for Parallel and Geometrik and foreign exchange movements.

The following table presents the amortization expense related to our intangible assets for the three and nine months ended September 30, 2026 and 2025:


	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2026		2025		2026		2025
Amortization expense	$	7.6	$	6.1	$	19.7	$	19.3