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Retirement Plans and Other Post-Retirement Benefits (Tables)
 9 Months Ended
Sep. 30, 2022
Retirement Benefits [Abstract]  
Schedule of Net Periodic Costs of Pension and Post Retirement Medical Benefit Plans Included in Continuing Operations The following tables provide information with respect to the net periodic costs of our pension and post-retirement medical benefit plans included in continuing operations.
 Three months ended
September 30,		Nine months ended
September 30,
In thousands2022202120222021
Pension Benefits    
Service cost$— $— $— $— 
Interest cost244 266 658 789 
Amortization of prior service cost11 12 33 36 
Amortization of actuarial loss161 199 492 597 
Total net periodic benefit expense$416 $477 $1,183 $1,422 
 
Other Benefits
Service cost$— $8 $— $22 
Interest cost33 31 98 95 
Amortization of prior service cost (credit)26 (58)78 (175)
Amortization of actuarial loss— 11 — 35 
Total net periodic benefit expense (income)$59 $(8)$176 $(23)