XML 60 R45.htm IDEA: XBRL DOCUMENT
v3.25.4

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 |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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 + Details
Name: | us-gaap_DisclosureOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration