Document And Entity Information - shares	3 Months Ended
	Apr. 01, 2017	May 03, 2017
Document Information [Line Items]
Entity Registrant Name	NV5 Global, Inc.
Entity Central Index Key	0001532961
Trading Symbol	nvee
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Common Stock, Shares Outstanding (in shares)		10,587,642
Document Type	10-Q
Document Period End Date	Apr. 01, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q1
Amendment Flag	false