Document and Entity Information - shares	9 Months Ended
	Dec. 29, 2018	Feb. 01, 2019
Document and Entity Information [Abstract]
Entity Registrant Name	CAVCO INDUSTRIES INC.
Entity Central Index Key	0000278166
Current Fiscal Year End Date	--03-30
Entity Filer Category	Accelerated Filer
Emerging Growth Company	false
Small Business	false
Document Type	10-Q
Document Period End Date	Dec. 29, 2018
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q3
Amendment Flag	false
Entity Common Stock, Shares Outstanding		9,098,320