v3.26.3
SEGMENT INFORMATION (Tables)
 9 Months Ended
Sep. 30, 2026
Segment Reporting [Abstract]  
Segment Information
Three Months Ended September 30, 2026
Chlor Alkali Products and VinylsEpoxyWinchesterCorporate & OtherTotals
Segment Detail($ in millions)
Sales$850.8 $412.2 $484.7 $— $1,747.7 
Cost of goods sold742.7 396.7 428.5 7.1 1,575.0 
Gross margin108.1 15.5 56.2 (7.1)172.7 
Other segment items(36.8)(14.9)(22.4)(25.2)(99.3)
Restructuring charges— — — (1.7)(1.7)
Acquisition-related costs— — — (13.7)(13.7)
Other operating income— — — 0.3 0.3 
Interest expense, net— — — (44.5)(44.5)
Non-operating pension income— — — 3.3 3.3 
Income (loss) before taxes$71.3 $0.6 $33.8 $(88.6)$17.1 
Other Items
Depreciation and amortization expense$91.1 $11.1 $9.0 $3.2 $114.4 
Capital spending22.8 2.0 9.1 — 33.9 
Assets5,060.1 922.1 838.7 584.8 7,405.7 
Segment Sales by Geography
United States$577.8 $208.7 $436.8 $— $1,223.3 
Europe36.0 102.1 4.0 — 142.1 
Other foreign237.0 101.4 43.9 — 382.3 
Total sales$850.8 $412.2 $484.7 $— $1,747.7 
Nine Months Ended September 30, 2026
Chlor Alkali Products and VinylsEpoxyWinchesterCorp/OtherTotals
Segment Detail($ in millions)
Sales$2,427.2 $1,189.9 $1,455.5 $— $5,072.6 
Cost of goods sold2,196.3 1,131.1 1,306.2 20.3 4,653.9 
Gross margin230.9 58.8 149.3 (20.3)418.7 
Other segment items(150.7)(45.1)(72.2)(81.4)(349.4)
Restructuring charges— — — (21.3)(21.3)
Acquisition-related costs— — — (24.3)(24.3)
Other operating income— — — 0.4 0.4 
Interest expense, net— — — (130.9)(130.9)
Non-operating pension income— — — 9.4 9.4 
Income (loss) before taxes$80.2 $13.7 $77.1 $(268.4)$(97.4)
Other Items
Depreciation and amortization expense$282.4 $34.7 $26.7 $9.9 $353.7 
Capital spending72.0 8.6 23.6 2.4 106.6 
Assets5,060.1 922.1 838.7 584.8 7,405.7 
Segment Sales by Geography
United States$1,687.0 $557.1 $1,336.2 $— $3,580.3 
Europe95.7 304.8 45.5 — 446.0 
Other foreign644.5 328.0 73.8 — 1,046.3 
Total sales$2,427.2 $1,189.9 $1,455.5 $— $5,072.6 
Three Months Ended September 30, 2025
Chlor Alkali Products and VinylsEpoxyWinchesterCorporate & OtherTotals
Segment Detail($ in millions)
Sales$924.0 $349.6 $439.6 $— $1,713.2 
Cost of goods sold758.0 367.4 398.5 5.9 1,529.8 
Gross margin166.0 (17.8)41.1 (5.9)183.4 
Other segment items(38.4)(14.4)(21.8)(24.5)(99.1)
Restructuring charges— — — (2.9)(2.9)
Other operating income— — — 0.4 0.4 
Interest expense, net— — — (45.2)(45.2)
Non-operating pension income— — — 4.9 4.9 
Income (loss) before taxes$127.6 $(32.2)$19.3 $(73.2)$41.5 
Other Items
Depreciation and amortization expense$109.0 $13.2 $7.8 $3.8 $133.8 
Capital spending56.2 3.3 10.3 1.3 71.1 
Assets5,203.8 923.8 924.5 548.8 7,600.9 
Segment Sales by Geography
United States$624.7 $139.5 $371.9 $— $1,136.1 
Europe48.4 88.1 22.8 — 159.3 
Other foreign250.9 122.0 44.9 — 417.8 
Total sales$924.0 $349.6 $439.6 $— $1,713.2 
Disaggregation of Revenue
Three Months Ended September 30,Nine Months Ended September 30,
2026202520262025
Segment Sales by Product Line($ in millions)
Chlor Alkali Products and Vinyls
Caustic soda$363.2 $410.2 $1,040.5 $1,232.1 
Chlorine, chlorine-derivatives and other products487.6 513.8 1,386.7 1,595.9 
Total Chlor Alkali Products and Vinyls850.8 924.0 2,427.2 2,828.0 
Epoxy
Aromatics and allylics169.8 128.5 486.6 400.3 
Epoxy resins and formulated solutions242.4 221.1 703.3 612.2 
Total Epoxy412.2 349.6 1,189.9 1,012.5 
Winchester
Commercial206.6 168.9 567.8 491.6 
Military and law enforcement(1)
278.1 270.7 887.7 783.6 
Total Winchester484.7 439.6 1,455.5 1,275.2 
Total sales$1,747.7 $1,713.2 $5,072.6 $5,115.7 
(1)    For the three months ended September 30, 2026 and 2025, revenue recognized over time represented $97.0 million and $90.4 million, respectively, and for the nine months ended September 30, 2026 and 2025, revenue recognized over time represented $330.0 million and $243.3 million, respectively, associated with governmental contracts within our Winchester business.