XML 35 R24.htm IDEA: XBRL DOCUMENT v3.22.2.2
Employee Benefit Plans (Tables)
 9 Months Ended
Sep. 30, 2022
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures [Table Text Block] Net periodic benefit cost (credit) for our pension and other postretirement plans consists of the following (in thousands):
 Pension BenefitsOther Postretirement Benefits
 Three Months Ended September 30,Three Months Ended September 30,
 2022202120222021
Components of Net Periodic Benefit Cost (Credit)    
Service cost$2,555 $3,275 $88 $103 
Interest cost4,697 4,704 90 79 
Expected return on plan assets(6,043)(6,841)(262)(230)
Amortization of prior service credit— — (472)(459)
Recognized actuarial loss (gain)96 1,744 (13)(8)
Net periodic benefit cost (credit)$1,305 $2,882 $(569)$(515)
 Pension BenefitsOther Postretirement Benefits
 Nine Months Ended September 30,Nine Months Ended September 30,
 2022202120222021
Components of Net Periodic Benefit Cost (Credit)    
Service cost$7,667 $9,824 $263 $306 
Interest cost14,090 14,114 269 238 
Expected return on plan assets(18,129)(20,525)(785)(689)
Amortization of prior service credit— — (1,418)(1,377)
Recognized actuarial loss (gain)287 5,233 (37)(23)
Net periodic benefit cost (credit)$3,915 $8,646 $(1,708)$(1,545)