XML 86 R65.htm IDEA: XBRL DOCUMENT v3.22.4
Retirement Benefits Plans (Assumptions Used to Determine Defined Benefit Plan and Postretirement Benefit Plans Expense (Benefit) (Details)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Postretirement benefit plans      
Defined Benefit Plan Disclosure [Line Items]      
Discount rate 2.50% 2.00% 2.90%