Quarterly Financial Data (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 28, 2015	Dec. 27, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 28, 2015	Mar. 29, 2014	Mar. 30, 2013
Quarterly Financial Information Disclosure [Abstract]
Net revenue	$ 141,248	$ 146,932	$ 139,315	$ 139,164	$ 131,209	$ 138,317	$ 129,826	$ 133,987	$ 566,659	$ 533,339
Gross profit	31,020	31,801	31,597	31,718	28,632	31,569	29,884	29,398	126,136	119,483	100,355
Net income	5,953	6,638	5,467	5,759	4,210	5,892	4,743	3,861	23,817	18,706	10,297
Net income attributable to Cavco common stockholders	$ 5,953	$ 6,638	$ 5,467	$ 5,759	$ 4,210	$ 5,892	$ 4,310	$ 1,826	$ 23,817	$ 16,238	$ 4,963
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 0.67	$ 0.75	$ 0.62	$ 0.65	$ 0.48	$ 0.67	$ 0.51	$ 0.26	$ 2.69	$ 1.97	$ 0.71
Diluted (usd per share)	$ 0.66	$ 0.74	$ 0.61	$ 0.64	$ 0.47	$ 0.66	$ 0.50	$ 0.26	$ 2.64	$ 1.94	$ 0.71