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Note 18 - Segment Information (Details Textual)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
USD ($)
a
Sep. 30, 2021
USD ($)
Sep. 30, 2022
USD ($)
a
Sep. 30, 2021
USD ($)
Number of Reportable Segments     4  
Increase (Decrease) in Employee Related Liabilities, Total $ (5) $ (1) $ (13) $ (4)
Gross Profit [Member]        
Increase (Decrease) in Employee Related Liabilities, Total (3) $ (1) (8) (3)
Selling, General and Administrative Expenses [Member]        
Increase (Decrease) in Employee Related Liabilities, Total (1)   (4) $ (1)
Research and Development Expense [Member]        
Increase (Decrease) in Employee Related Liabilities, Total $ (1)   $ (1)  
Eastman Business Park Rochester N Y [Member] | Minimum [Member]        
Area of Real Estate Property (Acre) | a 1,200   1,200  
Digital Printing [Member]        
Number of Business Lines     4  
Advanced Materials And Chemicals [Member]        
Number of Business Lines     3