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Condensed Consolidated Statements of Changes in Equity (Parenthetical) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Jul. 31, 2020
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Aug. 01, 2020
Statement of Stockholders' Equity [Abstract]                
Common stock, par value (in USD per share)   $ 0.10     $ 0.10      
Dividends (in USD per share)   $ 0.48 $ 0.48 $ 0.48 $ 0.44 $ 0.44 $ 0.44  
Purchase of noncontrolling interest $ 7.4              
PT Bina Guna Kimia                
Ownership interest acquired 49.00%              
Ownership percentage 51.00%             100.00%