Document and Entity Information - shares	3 Months Ended
	Jul. 02, 2016	Aug. 05, 2016
Document and Entity Information [Abstract]
Entity Registrant Name	CAVCO INDUSTRIES INC
Entity Central Index Key	0000278166
Document Type	10-Q
Document Period End Date	Jul. 02, 2016
Amendment Flag	false
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q1
Current Fiscal Year End Date	--04-01
Entity Filer Category	Accelerated Filer
Entity Common Stock, Shares Outstanding		8,971,814