Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2018	Jul. 01, 2017
Income Statement [Abstract]
Net revenue	$ 246,403	$ 206,816
Cost of sales	194,927	164,850
Gross profit	51,476	41,966
Selling, general and administrative expenses	29,213	26,305
Income from operations	22,263	15,661
Interest expense	(972)	(1,048)
Other income, net	2,845	1,038
Income before income taxes	24,136	15,651
Income tax expense	(4,445)	(3,898)
Net income	19,691	11,753
Comprehensive income:
Net income	19,691	11,753
Reclassification adjustment for net gains realized in income, before Tax	0	(76)
Reclassification adjustment for net gains realized in income, Tax	0	27
Net change in unrealized position of investments, before Tax	6	(833)
Net change in unrealized position of investments, Tax	(1)	327
Comprehensive income	$ 19,696	$ 11,198
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 2.18	$ 1.30
Diluted (usd per share)	$ 2.12	$ 1.28
Weighted average shares outstanding:
Basic (in shares)	9,048,579	9,006,999
Diluted (in shares)	9,267,048	9,162,491