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GOODWILL AND OTHER INTANGIBLE ASSETS - ROLLFORWARD (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Gross Goodwill [Roll Forward]    
Goodwill, gross, beginning balance $ 1,953 $ 1,976
Acquisitions (see Note 7) 415 16
Additions   3
Foreign currency translation (50) (42)
Goodwill, gross, ending balance 2,318 1,953
Accumulated Impairment Loss [Roll Forward]    
Goodwill, Impaired, Accumulated Impairment Loss 963 987
Foreign currency translation 28 24
Goodwill, Impaired, Accumulated Impairment Loss 935 963
Goodwill, net 1,383 990
Composites    
Gross Goodwill [Roll Forward]    
Goodwill, gross, beginning balance 75 57
Acquisitions (see Note 7) 353 16
Additions   3
Foreign currency translation (3) (1)
Goodwill, gross, ending balance 425 75
Accumulated Impairment Loss [Roll Forward]    
Goodwill, Impaired, Accumulated Impairment Loss 0 0
Foreign currency translation 0 0
Goodwill, Impaired, Accumulated Impairment Loss 0 0
Goodwill, net 425 75
Insulation    
Gross Goodwill [Roll Forward]    
Goodwill, gross, beginning balance 1,481 1,519
Acquisitions (see Note 7) 62 0
Additions   0
Foreign currency translation (44) (38)
Goodwill, gross, ending balance 1,499 1,481
Accumulated Impairment Loss [Roll Forward]    
Goodwill, Impaired, Accumulated Impairment Loss 963 987
Foreign currency translation 28 24
Goodwill, Impaired, Accumulated Impairment Loss 935 963
Goodwill, net 564 518
Roofing    
Gross Goodwill [Roll Forward]    
Goodwill, gross, beginning balance 397 400
Acquisitions (see Note 7) 0 0
Additions   0
Foreign currency translation (3) (3)
Goodwill, gross, ending balance 394 397
Accumulated Impairment Loss [Roll Forward]    
Goodwill, Impaired, Accumulated Impairment Loss 0 0
Foreign currency translation 0 0
Goodwill, Impaired, Accumulated Impairment Loss 0 0
Goodwill, net $ 394 $ 397