v3.25.2
GOODWILL AND OTHER INTANGIBLE ASSETS
 6 Months Ended
Jun. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract]  
GOODWILL AND OTHER INTANGIBLE ASSETS GOODWILL AND OTHER INTANGIBLE ASSETS
The changes in the carrying amount of goodwill by reportable segment are as follows (in thousands):
Fire SafetySpecialty ProductsTotal
Balance, December 31, 2024
$852,754 $181,789 $1,034,543 
Purchase price allocation and measurement period adjustments for business combinations— 397 397 
Foreign currency translation13,033 5,135 18,168 
Balance, June 30, 2025
$865,787 $187,321 $1,053,108 

Intangible assets and related accumulated amortization as of June 30, 2025 and December 31, 2024 are as follows (in thousands):
June 30, 2025
Estimated
Useful Life
(in years)		Gross ValueAccumulated ImpairmentForeign
Currency
Translation		Accumulated
Amortization		Net Book
Value
Definite Lived Intangible Assets:
Customer lists10to20$767,000 $— $(4,516)$(137,697)$624,787 
Technology and patents (1)4to20274,426 (40,738)(1,394)(45,800)186,494 
Tradenames10to20104,500 — (605)(18,413)85,482 
Balance, June 30, 2025
$1,145,926 $(40,738)$(6,515)$(201,910)$896,763 
(1) In May 2025, the Company settled its trade secret litigation with a subsidiary of Compass Minerals International, Inc. and simultaneously acquired related intangible assets, property, plant and equipment, and inventories. The total purchase consideration for the asset acquisition was $20.0 million in cash, of which $15.2 million was allocated to the technology-related intangible assets. The acquired technology-related intangible assets will be amortized on a straight-line basis over its estimated useful life of 4 years.
December 31, 2024
Estimated
Useful Life
(in years)		Gross ValueAccumulated ImpairmentForeign
Currency
Translation		Accumulated
Amortization		Net Book
Value
Definite Lived Intangible Assets:
Customer lists10to20$767,000 $— $(10,659)$(118,596)$637,745 
Technology and patents10to20257,100 (40,738)(4,187)(38,868)173,307 
Tradenames10to20104,500 — (1,393)(15,742)87,365 
Balance, December 31, 2024
$1,128,600 $(40,738)$(16,239)$(173,206)$898,417 
Amortization expense for definite-lived intangible assets was $14.6 million and $28.7 million for the three and six months ended June 30, 2025 respectively, and $13.8 million and $27.6 million, for the three and six months ended June 30, 2024, respectively.
Estimated annual amortization expense of intangible assets for the next five years ended December 31, and thereafter is as follows (in thousands):
Amount
2025 remaining$29,543 
202659,166 
202759,166 
202859,166 
202956,946 
Thereafter632,776 
Total$896,763