Document and Entity Information - USD ($)	6 Months Ended
	Sep. 30, 2018	Oct. 25, 2018
Document Entity Information [Abstract]
Document Type	10-Q
Document Period End Date	Sep. 30, 2018
Amendment Flag	false
Entity Registrant Name	Columbus McKinnon Corporation
Entity Central Index Key	0001005229
Entity Current Reporting Status	Yes
Current Fiscal Year End Date	--03-31
Entity Filer Category	Large Accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	false
Entity Common Stock Shares Outstanding		23,345,882
Entity Public Float	$ 923,092,813
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2