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REVENUES (Tables)

6 Months Ended

Jul. 04, 2025

REVENUES

Schedule of contracts by reportable segments and type of contracts

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Segment	Contract Type	Revenue Recognition Method
​	Time-and-materials	Time-and-materials
Energy	Unit-based	Unit-based
​	Software license	Unit-based
​	Fixed price	Percentage-of-completion
​	Time-and-materials	Time-and-materials
Engineering and Consulting	Unit-based	Unit-based
​	Fixed price	Percentage-of-completion

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- References

No definition available.

+ Details

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Period Type:	duration

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- Definition

Tabular disclosure of contracts for revenue generating activities by type and by reporting segment.

+ References

No definition available.

+ Details

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Namespace Prefix:	wldn_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration