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Accumulated Other Comprehensive Income (Loss) (Tables)
3 Months Ended
Mar. 31, 2021
Other Comprehensive Income [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss)
Accumulated other comprehensive income (loss) includes the following items by components for the three month periods ending March 31, 2021 and 2020 (in thousands):
Defined Benefit PensionDefined Benefit Post-RetirementForeign Currency TranslationTotal
Balance as of January 1, 2020(61,152)(702)(12)(61,866)
Amounts reclassified from accumulated other comprehensive income:
Actuarial costs (reclassified to salaries, wages and benefits)941 31 — 972 
Income Tax (Expense) or Benefit(215)(7)— (222)
Other comprehensive income, net of tax726 24 — 750 
Balance as of March 31, 2020(60,426)(678)(12)(61,116)
Balance as of January 1, 2021(78,093)(549)(14)(78,656)
Amounts reclassified from accumulated other comprehensive income:
Actuarial costs (reclassified to salaries, wages and benefits)1,764 47 — 1,811 
Income Tax (Expense) or Benefit(402)(11)— (413)
Other comprehensive income, net of tax1,362 36 — 1,398 
Balance as of March 31, 2021(76,731)(513)(14)(77,258)