Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2018	Apr. 01, 2017	Apr. 02, 2016
Income Statement [Abstract]
Net revenue	$ 871,235	$ 773,797	$ 712,352
Cost of sales	690,555	615,760	567,907
Gross profit	180,680	158,037	144,445
Selling, general and administrative expenses	106,907	101,231	98,103
Income from operations	73,773	56,806	46,342
Interest expense	(4,397)	(4,443)	(4,363)
Other income, net	9,147	2,918	2,049
Income before income taxes	78,523	55,281	44,028
Income tax expense	(17,021)	(17,326)	(15,487)
Net income	61,502	37,955	28,541
Net income attributable to Cavco common stockholders	61,502	37,955	28,541
Comprehensive income:
Net income	61,502	37,955	28,541
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax	(1,538)	(372)	(283)
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax	574	149	99
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax	1,249	493	1,607
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax	(233)	(173)	(638)
Comprehensive income	$ 61,554	$ 38,052	$ 29,326
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 6.82	$ 4.23	$ 3.21
Diluted (usd per share)	$ 6.68	$ 4.17	$ 3.15
Weighted average shares outstanding:
Basic (in shares)	9,024,437	8,976,064	8,889,731
Diluted (in shares)	9,201,706	9,105,743	9,046,347