Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Apr. 03, 2021	Dec. 26, 2020	Sep. 26, 2020	Jun. 27, 2020	Mar. 28, 2020	Dec. 28, 2019	Sep. 28, 2019	Jun. 29, 2019	Apr. 03, 2021	Mar. 28, 2020	Mar. 30, 2019
Earnings Per Share Computation
Net income									$ 76,646	$ 75,066	$ 68,622
Weighted average shares outstanding:
Basic (in shares)									9,189,052	9,129,639	9,080,878
Effect of dilutive securities									104,082	139,145	187,859
Diluted (in shares)									9,293,134	9,268,784	9,268,737
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 2.74	$ 2.14	$ 1.64	$ 1.82	$ 1.31	$ 2.29	$ 2.29	$ 2.34	$ 8.34	$ 8.22	$ 7.56
Diluted (usd per share)	$ 2.71	$ 2.12	$ 1.62	$ 1.80	$ 1.29	$ 2.25	$ 2.25	$ 2.31	$ 8.25	$ 8.10	$ 7.40
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive stock equivalents excluded from computation									19,440	23,336	13,862
Performance-Based Awards
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive stock equivalents excluded from computation									12,939