Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2016	Dec. 26, 2015	Dec. 31, 2016	Dec. 26, 2015
Earnings Per Share Computation
Net income attributable to Cavco common stockholders	$ 12,283	$ 8,098	$ 27,067	$ 21,553
Weighted average shares outstanding:
Basic (in shares)	8,992,456	8,903,742	8,970,008	8,881,822
Common stock equivalents - treasury stock method (in shares)	110,106	161,158	126,434	158,324
Diluted (in shares)	9,102,562	9,064,900	9,096,442	9,040,146
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 1.37	$ 0.91	$ 3.02	$ 2.43
Diluted (usd per share)	$ 1.35	$ 0.89	$ 2.98	$ 2.38
Anti-dilutive stock equivalents excluded from computation	18,455	12,176	9,385	15,490