Document And Entity Information - USD ($) $ in Millions	12 Months Ended
	Mar. 28, 2020	Jun. 03, 2020	Sep. 27, 2019
Document and Entity Information [Abstract]
Entity Registrant Name	TRANSCAT INC
Entity Central Index Key	0000099302
Document Type	10-K
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--03-28
Document Fiscal Year Focus	2020
Amendment Flag	false
Document Period End Date	Mar. 28, 2020
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	No
Entity Filer Category	Accelerated Filer
Entity Small Business	true
Entity Shell Company	false
Entity Emerging Growth Company	false
Entity Public Float			$ 170.3
Entity Common Stock, Shares Outstanding		7,388,881
Entity File Number	000-03905
Entity Interactive Data Current	Yes
Entity Incorporation State Country Code	OH