v3.25.4
Reportable Segments - Schedule of Segment Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Segment Reporting Information [Line Items]      
Research, development and engineering expenses $ 1,110 $ 1,089 $ 1,076
Depreciation 1,237 1,229 1,247
Income tax provision 310 221 168
Segment net income (loss) 1,596 506 $ 581
Investment in affiliated companies, at equity $ 302 $ 290  
Statutory U.S. federal income tax rate 21.00% 21.00% 21.00%
Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales $ 16,408 $ 14,469 $ 13,580
Research, development and engineering expenses 945 927 863
Depreciation 1,225 1,219 1,235
Other Segment Items 10,759 9,463 8,968
Income tax provision 758 616 541
Segment net income (loss) 2,721 2,244 1,973
Investment in affiliated companies, at equity 302 290 296
Segment assets 19,864 17,626 18,578
Capital expenditures 1,287 797 1,089
Optical Communications | Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales 6,274 4,657 4,012
Research, development and engineering expenses 308 274 238
Depreciation 271 267 263
Other Segment Items 4,343 3,330 2,903
Income tax provision 304 174 130
Segment net income (loss) 1,048 612 478
Investment in affiliated companies, at equity 5 4 3
Segment assets 4,029 3,506 3,241
Capital expenditures 459 193 176
Display | Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales 3,697 3,872 3,532
Research, development and engineering expenses 97 110 102
Depreciation 421 446 481
Other Segment Items 1,927 2,047 1,887
Income tax provision 259 263 220
Segment net income (loss) 993 1,006 842
Investment in affiliated companies, at equity 99 90 105
Segment assets 6,685 6,596 7,899
Capital expenditures 302 256 363
Specialty Materials | Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales 2,211 2,018 1,865
Research, development and engineering expenses 277 253 229
Depreciation 159 153 149
Other Segment Items 1,310 1,283 1,232
Income tax provision 98 69 53
Segment net income (loss) 367 260 202
Investment in affiliated companies, at equity 15 15 11
Segment assets 2,551 2,489 2,476
Capital expenditures 192 107 175
Automotive | Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales 1,794 1,846 1,893
Research, development and engineering expenses 146 163 157
Depreciation 163 174 164
Other Segment Items 1,133 1,178 1,205
Income tax provision 74 70 77
Segment net income (loss) 278 261 290
Investment in affiliated companies, at equity 0 0 0
Segment assets 2,395 2,366 2,480
Capital expenditures 76 65 79
Life Sciences | Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales 972 979 959
Research, development and engineering expenses 25 22 33
Depreciation 61 67 69
Other Segment Items 809 810 794
Income tax provision 16 17 13
Segment net income (loss) 61 63 50
Investment in affiliated companies, at equity 0 0 3
Segment assets 795 800 782
Capital expenditures 24 15 41
Hemlock and Emerging Growth Businesses | Operating Segments      
Segment Reporting Information [Line Items]      
Segment net sales 1,460 1,097 1,319
Research, development and engineering expenses 92 105 104
Depreciation 150 112 109
Other Segment Items 1,237 815 947
Income tax provision 7 23 48
Segment net income (loss) (26) 42 111
Investment in affiliated companies, at equity 183 181 174
Segment assets 3,409 1,869 1,700
Capital expenditures $ 234 $ 161 $ 255