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EMPLOYEE BENEFIT PLANS
 3 Months Ended
Mar. 31, 2022
Retirement Benefits [Abstract]  
Pension and Other Postretirement Benefits Disclosure [Text Block] EMPLOYEE BENEFIT PLANS
The Company has three frozen defined benefit pension plans covering certain employees or former employees of three U.S. subsidiaries. The Company also has pension plans covering certain employees of several foreign subsidiaries. The Company also sponsors a number of defined contribution plans in the U.S. and at foreign subsidiaries. The Company contributed approximately $0.1 million to the pension plans during the three months ended March 31, 2022, and expects to contribute approximately $0.2 million to the pension plans during the remainder of 2022.

The components of net periodic pension (benefit) cost consisted of the following for the periods set forth below (amounts in thousands):
Three months ended
March 31,
20222021
Service cost$928 $157 
Interest cost717 700 
Expected return on assets(1,518)(1,506)
Amortization of unrecognized prior service cost(16)— 
Amortization of net unrecognized loss(6)697 
   Net periodic pension (benefit) cost$105 $48 
Service cost is recorded as cost of sales in the Condensed Consolidated Statements of Operations while all other components are recorded in other income.