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Other Comprehensive Earnings (Tables)
 12 Months Ended
Dec. 31, 2020
Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
The components of accumulated other comprehensive earnings (loss) are as follows:
 December 31, 2020December 31, 2019
Cumulative foreign currency translation adjustments$(66,802)$(122,252)
Pension and other postretirement benefit plans(88,126)(97,525)
Changes in fair value of cash flow hedges and other1,674 3,751 
 $(153,254)$(216,026)
Schedule of Amounts Reclassified from Accumulated Other Comprehensive Income Loss to Earnings [Table Text Block]
Amounts reclassified from accumulated other comprehensive earnings (loss) to earnings (loss) during the year ended December 31, 2020, 2019 and 2018 were as follows:
Years Ended December 31,
202020192018
Foreign currency translation:
Reclassification of foreign currency translation losses to earnings$— $25,339 $— 
Tax benefit— — — 
Net of tax$— $25,339 $— 
Pension and other postretirement benefit plans:
Amortization of actuarial losses$8,583 $759 $4,893 
Amortization of prior service costs and transition obligation1,442 2,729 3,631 
Settlement and curtailment25 961 12,565 
Total before tax10,050 4,449 21,089 
Tax benefit(2,184)(906)(4,459)
Net of tax$7,866 $3,543 $16,630 
Cash flow hedges:
Net (gains) losses reclassified into earnings$(817)$(186)$1,950 
Tax expense (benefit)185 39 (409)
Net of tax$(632)$(147)$1,541