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Post Retirement Benefits (Tables)
 12 Months Ended
Dec. 31, 2021
Retirement Benefits [Abstract]  
Schedule of Multiemployer Plan
Pension FundEIN/Pension
Plan Number		Pension Protection Act Zone StatusFIP/RP
Status Pending/ Implemented		Contributions of the CompanySurcharge
Imposed		Expiration
Date of Collective Bargaining Agreement
2021202020212020
IAM National Pension Fund /
National Pension Plan (A)
51-6031295 - 002
Red Zone as of 12/31/20Red Zone as of 12/31/19Implemented$716,000 $676,000 Yes8/7/2025
Total Contributions:$716,000 $676,000 
(A)The plan re-certified its zone status after using the amortization provisions of the Code. The Company's contributions to the plan did not represent more than 5% of total contributions to the plan as indicated in the plan's most recently available annual report for the plan year ended December 31, 2020. Under the terms of the collective-bargaining agreement, the Company is required to make contributions to the plan for each hour worked up to a maximum of 40 hours per person, per week at $1.55 per hour from August 10, 2019 through August 9, 2025. The Company is paying a surcharge of $3.60.
Schedule of Benefit Obligation
The funded status of the Company's post retirement health and life insurance benefits plan as of December 31, 2021 and 2020 and reconciliation with the amounts recognized in the Consolidated Balance Sheets are provided below (in thousands):
Post Retirement Benefits
20212020
Change in benefit obligation:
Benefit obligation at January 1$9,109 $9,160 
Interest cost161 237 
Unrecognized loss (gain)79 (102)
Benefits paid, net(269)(186)
Benefit obligation at December 31$9,080 $9,109 
Plan Assets— — 
Amounts recorded in accumulated other comprehensive income:
Prior service credit$(4,618)$(5,114)
Net loss3,257 3,351 
Total$(1,361)$(1,763)
Weighted-average assumptions as of December 31:
Discount rate used to determine benefit obligation and net periodic benefit cost2.5  %2.0  %
Schedule of Post Retirement Benefit Plans
The components of expense for all of the Company's post retirement benefit plans for the years ended December 31 (in thousands):
202120202019
Pension expense:
Multi-employer plan$857 $676 $971 
Defined contribution plans1,231 1,173 1,258 
Total pension expense2,088 1,849 2,229 
Health and life insurance:
Interest cost161 235 285 
Amortization of prior service credits(496)(496)(496)
Amortization of net loss173 181 117 
Net periodic benefit credit(162)(80)(94)
Total post retirement benefits expense$1,926 $1,769 $2,135 
Schedule of Future Benefit Payments
The estimated future benefit payments of the health care plan for the next ten years are as follows (in thousands):
Postretirement
Health Care Benefits Plan
2022$1,391 
2023511 
2024489 
2025493 
2026510 
2027 and thereafter5,686