Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2023

Employee Benefit Plans [Abstract]

Multiemployer Pension Plan

											Expiration
	EIN/Pension Plan										Date of
	Number/	Pension Protection Act		FIP/RP							Collective
	Registration	Zone Status (a)		Status	Company Contributions (d)						Bargaining
Plan Name	Number	2023	2022	(b),(c)	2023		2022		2021		Agreement
Western Conference of Teamsters Pension Trust	91-6145047 - 001	Green	Green	Not applicable	$	8,747	$	5,803	$	4,963	6/30/2023 to 6/30/2028
Local 731, I.B. of T., Pension Fund	36-6513567 - 001	Green for the plan year beginning 10/1/2022	Green for the plan year beginning 10/1/2021	Not applicable		4,939		4,484		4,504	9/30/2028
Suburban Teamsters of Northern Illinois Pension Fund	36-6155778 - 001	Green	Green	Not applicable		2,671		2,516		2,300	2/29/2024
Teamsters Local 301 Pension Fund	36-6492992 - 001	Green	Green	Not applicable		1,183		1,310		841	9/30/2028
Midwest Operating Engineers Pension Plan	36-6140097 - 001	Green for the plan year beginning 4/1/2023	Green for the plan year beginning 4/1/2022	Not applicable		704		542		424	10/31/2025
Local 813 Pension Trust Fund	13-1975659 - 001	Critical and Declining for the plan year beginning 1/1/2023	Critical	Implemented		557		429		258	11/30/2027
Automobile Mechanics’ Local No. 701 Union and Industry Pension Fund	36-6042061 - 001	Green	Green	Not applicable		452		470		439	12/31/2025
Locals 302 & 612 of the IOUE - Employers Construction Industry Retirement Plan	91-6028571 - 001	Green	Green	Not applicable		341		338		313	11/30/2026
IAM National Pension Fund	51-6031295 - 002	Critical	Critical	Implemented		338		342		299	12/31/2025
International Union of Operating Engineers Pension Trust	85512-1	Green as of 4/30/2022	Green as of 4/30/2020	Not applicable		285		281		295	3/31/2024 to 3/31/2025
Multi-Sector Pension Plan	1085653	Critical as of 1/1/2022	Critical as of 1/1/2021	Not applicable		246		249		265	12/31/2023
Recycling and General Industrial Union Local 108 Pension Fund	13-6366378 - 001	Green	Green	Not applicable		225		230		217	2/28/2027
Nurses and Local 813 IBT Retirement Plan	13-3628926 - 001	Green	Green	Not applicable		121		97		58	11/30/2027
Contributions to other multiemployer plans						185		65		75
					$	20,994	$	17,156	$	15,251

(a) Unless otherwise noted in the table above, the most recent Pension Protection Act zone status available in 2023 and 2022 is for the plans’ years ended December 31, 2022 and 2021, respectively.

(b) The “FIP/RP Status” column indicates plans for which a Funding Improvement Plan (“FIP”) or a Rehabilitation Plan (“RP”) has been implemented.

(c) A multiemployer defined benefit pension plan that has been certified as endangered, seriously endangered or critical may begin to levy a statutory surcharge on contribution rates. Once authorized, the surcharge is at the rate of 5% for the first 12 months and 10% for any periods thereafter, until certain conditions are met. The Company was not required to pay a surcharge to these plans during the years ended December 31, 2023 and 2022.

(d) Of the Multiemployer Pension Plans considered to be individually significant, the Company was listed in the Form 5500 as providing more than 5% of the total contributions for the following: 1) Local No. 731, I.B. of T., Pension Fund for plan years ending September 30, 2022, 2021 and 2020; 2) Teamsters Local 301 Pension Fund for plan years ending December 31, 2022, 2021 and 2020; 3) Suburban Teamsters of Northern Illinois Pension Plan for the plan years ending December 31, 2022, 2021 and 2020; and 4) Recycling and General Industrial Union Local 108 Pension Fund for the plan years ending December 31, 2022, 2021 and 2020.