XML 166 R141.htm IDEA: XBRL DOCUMENT v3.23.1
Benefit plans (Details 3)
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Benefit Plans      
Discount rate 5.00% 5.00% 5.00%
Salary increase 1.00% 1.00% 1.00%
Inflation 48.00% 57.00% 50.00%