v3.25.4
Goodwill (Tables)
12 Months Ended
Dec. 31, 2025
Goodwill.  
Schedule of Changes in Carrying Amount of Goodwill

Operating segment

Component

  ​ ​ ​

Chemicals

  ​ ​ ​

Products

  ​ ​ ​

Total

(In millions)

Balance at December 31, 2023

$

352.6

$

27.1

$

379.7

LPC Acquisition

2.6

2.6

Balance at December 31, 2024 and 2025

$

355.2

$

27.1

$

382.3