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Acquisitions, Dispositions and Plant Closures (Acquisition Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 01, 2021
Business Acquisition [Line Items]    
Payments to Acquire Businesses, Gross $ 1,150  
Santoprene    
Business Acquisition [Line Items]    
Business Combination, Net Earnings as a Percent of Acquirer's Net earnings   3.00%
Santoprene | Selling, General and Administrative Expenses    
Business Acquisition [Line Items]    
Business Combination, Acquisition Related Costs $ 21