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Stock-based Compensation (Tables)

12 Months Ended

Dec. 28, 2025

Share-Based Payment Arrangement [Abstract]

Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award

The table below summarizes activity related to the Company’s stock-based compensation plans during the fiscal year of 2025. This table excludes RSUs and PSUs of Southwest Gas Holdings stock that were granted to certain employees of the Company prior to the Centuri IPO and fully vested during fiscal year 2025. The fair value of these outstanding Southwest Gas Holdings awards was not material as of December 29, 2024.

			RSUs												PSUs
			Shares												Weighted Average Grant Date Fair Value (Per Unit)						Shares												Weighted Average Grant Date Fair Value (Per Unit)
As of December 29, 2024			342,679												$	20.40					—												N/A
Granted			736,975												$	18.05					118,612												$	17.73
Vested			(160,830)												$	24.33					—												N/A
Forfeited			(54,437)												$	17.15					(8,320)												$	18.10
As of December 28, 2025			864,387												$	17.87					110,292												$	17.71

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- References

No definition available.

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- Definition

Tabular disclosure of share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480429/718-10-50-2

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