Annual report pursuant to Section 13 and 15(d)

Note 23 - Stock-based Compensation Plans (Details Textual)

v3.22.4
Note 23 - Stock-based Compensation Plans (Details Textual) - USD ($)
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
May 05, 2016
Share-Based Payment Arrangement, Expense, Tax Benefit $ 8 $ 3 $ 4  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares) 0      
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)   $ 11.48 $ 8.25  
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value $ 12 $ 13 $ 9  
Proceeds from Stock Options Exercised 6 10 3  
Share-Based Payment Arrangement, Exercise of Option, Tax Benefit 2 $ 2 $ 2  
Share-Based Payment Arrangement, Option [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total $ 1      
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 1 year      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate   0.70% 1.40%  
Performance Share Unit, Type 1 [Member]        
Share Based Compensation Arrangement by Share Based Payment Award, Performance Period (Year) 3 years      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate 43.50% 44.90% 34.00%  
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate 1.67% 0.20% 1.40%  
Performance Share Unit, Type 2 [Member]        
Share Based Compensation Arrangement by Share Based Payment Award, Performance Period (Year) 2 years      
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Weighted Average Volatility Rate 37.90%      
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate 1.43%      
Restricted Stock Units (RSUs) [Member]        
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Vested Not Issued (in shares) 106,285      
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares) 7,066      
Performance Shares [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares) 193,623      
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Vested Above Target Number (in shares) 96,814      
Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Vested Above Target, Grant Date Fair Value (in dollars per share) $ 29.68      
Nonvested Shares [Member]        
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total $ 26      
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year) 1 year 8 months 12 days      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value $ 31 $ 18 $ 24  
The 2016 Stock Incentive Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares) 6,000,000     8,200,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year) 3 years      
The 2016 Stock Incentive Plan [Member] | Share-Based Payment Arrangement, Option [Member] | Maximum [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year) 10 years