Cover
Cover | Apr. 30, 2021 |
Cover [Abstract] | |
Document Type | 8-K |
Amendment Flag | false |
Document Period End Date | Apr. 30, 2021 |
Entity File Number | 001-33076 |
Entity Registrant Name | WILLDAN GROUP, INC. |
Entity Central Index Key | 0001370450 |
Entity Tax Identification Number | 14-1951112 |
Entity Incorporation, State or Country Code | DE |
Entity Address, Address Line One | 2401 East Katella Avenue |
Entity Address, Address Line Two | Suite 300 |
Entity Address, City or Town | Anaheim |
Entity Address, State or Province | CA |
Entity Address, Postal Zip Code | 92806 |
City Area Code | 800 |
Local Phone Number | 424-9144 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Title of 12(b) Security | Common Stock, par value $0.01 per share |
Trading Symbol | WLDN |
Security Exchange Name | NASDAQ |
Entity Emerging Growth Company | false |