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Retirement Plans
 9 Months Ended
Sep. 30, 2022
Employee-related Liabilities [Abstract]  
Retirement Plans Retirement Plans
Retirement Plans
The Company has three retirement plans that cover its hourly and salaried employees in the United States: one defined benefit plan, which is frozen, and two defined contribution plans. Employees are eligible to participate in the appropriate plan based on employment classification. The Company’s contributions to the defined benefit and defined contribution plans are governed by the Employee Retirement Income Security Act of 1974, as amended (“ERISA”) and the Company’s policy and investment guidelines applicable to each respective plan. The Company’s policy is to contribute at least the minimum in accordance with the funding standards of ERISA.

The Company maintains one defined contribution plan for its employees in Canada. The Company also maintains two defined contribution plans and one defined benefit plan for its employees in the United Kingdom.
United States Defined Benefit Plan
Net periodic pension costs for the United States defined benefit pension plan for the three and nine months ended September 30, 2022 and 2021 were as follows:
Three Months Ended
September 30,		Nine Months Ended
September 30,
2022202120222021
Interest cost$49 $43 $146 $129 
Expected return on plan assets(66)(62)(198)(185)
Recognized net actuarial loss18 25 53 74 
Net periodic pension cost$1 $6 $1 $18 

The Company has made contributions to its United States defined benefit pension plan of $345 during the nine months ended September 30, 2022 and expects to make total contributions of $460 during 2022.

United Kingdom Defined Benefit Plan
Net periodic pension costs for the United Kingdom defined benefit pension plan for the three and nine months ended September 30, 2022 and 2021 were as follows:
Three Months Ended
September 30,		Nine Months Ended
September 30,
2022202120222021
Interest cost$42 $28 $126 $84 
Expected return on plan assets(74)(65)(222)(195)
Amortization of prior service costs and transition amount6 7 18 21 
Recognized net actuarial loss38 83 114 249 
Net periodic pension cost$12 $53 $36 $159 

United Kingdom regulations require trustees to adopt a prudent approach to funding required contributions to defined benefit pension plans. For the nine months ended September 30, 2022, the Company contributed approximately $226 to the plan. The Company anticipates total contributions of approximately $302 to the United Kingdom pension plan during 2022.

Defined Contribution Plans
The Company sponsors five defined contribution plans for hourly and salaried employees across its domestic and international facilities. The following table summarizes the expense associated with the contributions made to these plans for the periods presented:
Three Months Ended
September 30,		Nine Months Ended
September 30,
2022202120222021
United States$441 $400 $1,136 $1,172 
Canada83 33 143 119 
United Kingdom588 131 588 386 
$1,112 $564 $1,867 $1,677