Quarterly Financial Data (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
Quarterly Financial Information Disclosure [Abstract]
Net revenue	$ 306,502	$ 288,772	$ 257,976	$ 254,801	$ 255,335	$ 273,722	$ 268,675	$ 264,042	$ 1,108,051	$ 1,061,774	$ 962,746
Gross profit	70,875	59,238	53,541	55,323	51,898	59,855	58,467	60,298	238,977	230,518	205,706
Net income	$ 25,222	$ 19,701	$ 15,049	$ 16,674	$ 12,001	$ 20,898	$ 20,885	$ 21,282	$ 76,646	$ 75,066	$ 68,622
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