v3.25.4
Retirement Plans (Schedule of Valuation of the Company's Pension Plan Assets by Pricing Categories) (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets $ 560 $ 492
(Level 1)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 31 31
(Level 2)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 475 404
(Level 3)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 54 57
Cash and cash equivalents    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 16 17
Cash and cash equivalents | (Level 1)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 16 17
Cash and cash equivalents | (Level 2)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 0 0
Cash and cash equivalents | (Level 3)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 0 0
Equity securities    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 171 133
Equity securities | (Level 1)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 9 8
Equity securities | (Level 2)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 162 125
Equity securities | (Level 3)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 0 0
Debt securities    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 232 205
Debt securities | (Level 1)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 2 2
Debt securities | (Level 2)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 230 203
Debt securities | (Level 3)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 0 0
Other    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 141 137
Other | (Level 1)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 4 4
Other | (Level 2)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets 83 76
Other | (Level 3)    
Defined Benefit Plan Disclosure [Line Items]    
Fair value of plan assets $ 54 $ 57