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Employee Benefit Plans (Tables)
 12 Months Ended
Feb. 25, 2023
Retirement Benefits [Abstract]  
Multiemployer Plan Our participation in these plans is outlined in the following table. The most recent Pension Protection Act zone status available in 2023 and 2022 relates to the plan years ending December 31, 2022 and December 31, 2021, respectively.
The zone status is based on information that we have received from each plan, certified by an actuary. Among other factors, plans in the red zone are generally less than 65 percent funded, plans in the yellow zone are between 65 percent and 80 percent funded, and plans in the green zone are at least 80 percent funded.

Pension Protection Act Zone Status
Contributions
(In thousands)
Pension FundEIN/Pension Plan Number20232022202320222021FIP/RP Status Pending/ImplementedMinimum Contribution Surcharge Imposed
Expiration Date of Collective Bargaining Agreement(1)
Iron Workers Local Union No. 5 and Iron Workers Employers Association Employees Pension Trust Fund521075473GreenGreen$1,359 $1,454 $940 NoNoNo5/31/2017
International Painters and Allied Trades Industry Pension Fund526073909RedRed869 932 525 ImplementedNoNo11/30/2017
Western Glaziers Retirement Plan (Washington)916123685GreenGreen815 160 526 NoNoNo6/30/2017
Ironworkers Local 580 Shop Pension Fund136178514GreenGreen596 31 26 ImplementedNoYes6/30/2023
Western Glaziers Retirement Fund (Oregon and Southwest Washington)936074376GreenGreen441 — 51 NoNoNo11/30/2017
Iron Workers Mid-America Pension Fund366488227GreenGreen429 431 767 NoNoNo5/31/2017
Glazier's Union Local 27 Pension and Retirement Plan366034076GreenGreen174 290 165 NoNoNo5/31/2017
Atlanta Ironworkers Local Union 387 Pension Plan586051152GreenGreen125 209 35 NoNoNo1/31/2017
Other funds442 422 423 
Total contributions$5,250 $3,929 $3,458 
(1) Plans include contributions required by collective bargaining agreements which have expired, but contain provisions automatically renewing their terms in the absence of a subsequent negotiated agreement.

The Company was listed in the plans' Forms 5500 as providing more than 5 percent of the total contributions for the following plans and plan years:
Pension FundYear contributions to Plan Exceeded More Than 5 Percent of Total Contributions
Iron Workers Local Union No. 5 and Iron Workers Employers Association Employees Pension Trust Fund2022, 2021 and 2020
Western Glaziers Retirement Plan (Washington)2022
Iron Workers Mid-America Pension Fund2022 and 2021
Iron Workers St. Louis District Council Pension Trust Fund2021
Atlanta Ironworkers Local Union 387 Pension Plan2022
Schedule of Defined Benefit Plans Disclosures The following tables present reconciliations of the benefit obligation and the funded status of these plans. The Tubelite plan uses a measurement date as of the calendar month-end closest to our fiscal year-end, while the SERP uses a measurement date aligned with our fiscal year-end.
(In thousands)20232022
Change in projected benefit obligation
Benefit obligation beginning of period$12,405 $13,541 
Interest cost380 339 
Actuarial gain(1,484)(475)
Benefits paid(1,041)(1,000)
Benefit obligation at measurement date10,260 12,405 
Change in plan assets
Fair value of plan assets beginning of period$5,044 $5,551 
Actual return on plan assets(706)(161)
Company contributions695 654 
Benefits paid(1,041)(1,000)
Fair value of plan assets at measurement date3,992 5,044 
Underfunded status$(6,268)$(7,361)
Schedule of Amounts Recognized in Balance Sheet
The funded status was recognized in the consolidated balance sheets as follows:
(In thousands)20232022
Other non-current assets$161 $361 
Current liabilities(680)(681)
Other non-current liabilities(5,749)(7,041)
Total$(6,268)$(7,361)
Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized as Components of Net Periodic Benefit Cost The following was included in accumulated other comprehensive loss and has not yet been recognized as a component of net periodic benefit cost:
(In thousands)20232022
Net actuarial loss$3,968 $4,916 
Schedule of Net Benefit Costs
Components of the defined-benefit pension plans' net periodic benefit cost:
(In thousands)202320222021
Interest cost$380 $339 $346 
Expected return on assets(84)(85)(211)
Amortization of unrecognized net loss254 270 260 
Net periodic benefit cost$550 $524 $395 
Schedule of Assumptions Used
Benefit Obligation Weighted-Average Assumptions202320222021
Discount rate5.10 %3.20 %2.60 %
Net Periodic Benefit Expense Weighted-Average Assumptions202320222021
Discount rate3.20 %2.60 %2.50 %
Expected long-term rate of return on assets2.75 %2.50 %4.50 %
Schedule of Expected Benefit Payments
The following benefit payments, which reflect expected future service, are expected to be paid by the plans:
(In thousands)202420252026202720282029-2033
Estimated future benefit payments$1,050 $998 $967 $927 $898 $3,912