Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Apr. 01, 2017	Dec. 31, 2016	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Dec. 26, 2015	Sep. 26, 2015	Jun. 27, 2015	Apr. 01, 2017	Apr. 02, 2016	Mar. 28, 2015
Earnings Per Share Computation
Net income attributable to Cavco common stockholders	$ 10,888	$ 12,283	$ 9,341	$ 5,443	$ 6,988	$ 8,098	$ 8,070	$ 5,385	$ 37,955	$ 28,541	$ 23,817
Weighted average shares outstanding:
Basic (in shares)									8,976,064	8,889,731	8,854,359
Common stock equivalents - treasury stock method (in shares)									129,679	156,616	161,420
Diluted (in shares)									9,105,743	9,046,347	9,015,779
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 1.21	$ 1.37	$ 1.04	$ 0.61	$ 0.78	$ 0.91	$ 0.91	$ 0.61	$ 4.23	$ 3.21	$ 2.69
Diluted (usd per share)	$ 1.19	$ 1.35	$ 1.03	$ 0.60	$ 0.77	$ 0.89	$ 0.89	$ 0.60	$ 4.17	$ 3.15	$ 2.64
Anti-dilutive stock equivalents excluded from computation									9,766	11,161	2,669