Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Dec. 28, 2019	Sep. 28, 2019	Jun. 29, 2019	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Dec. 28, 2019	Dec. 29, 2018
Earnings Per Share Computation
Net income attributable to Cavco common stockholders	$ 20,898	$ 20,885	$ 21,282	$ 13,384	$ 15,576	$ 19,691	$ 63,065	$ 48,651
Weighted average shares outstanding:
Basic (in shares)	9,138,202			9,097,993			9,120,241	9,075,156
Common stock equivalents - treasury stock method (in shares)	155,739			172,227			138,962	207,022
Diluted (in shares)	9,293,941			9,270,220			9,259,203	9,282,178
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 2.29			$ 1.47			$ 6.91	$ 5.36
Diluted (usd per share)	$ 2.25			$ 1.44			$ 6.81	$ 5.24
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive stock equivalents excluded from computation	14,482			21,894			29,971	8,115
Restricted share awards
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive stock equivalents excluded from computation							7,305