Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Dec. 31, 2022	Oct. 01, 2022	Jul. 02, 2022	Jan. 01, 2022	Oct. 02, 2021	Jul. 03, 2021	Dec. 31, 2022	Jan. 01, 2022
Earnings Per Share Computation
Net income attributable to Cavco common stockholders	$ 59,524	$ 74,116	$ 59,602	$ 79,419	$ 37,610	$ 27,046	$ 193,242	$ 144,075
Weighted average shares outstanding:
Basic	8,870,565			9,174,224			8,897,405	9,187,828
Effect of dilutive securities	65,510			96,214			71,699	83,027
Diluted	8,936,075			9,270,438			8,969,104	9,270,855
Net income per share attributable to Cavco common stockholders:
Basic (usd per share)	$ 6.71			$ 8.66			$ 21.72	$ 15.68
Diluted Net income per share attributable to Cavco common stockholders:
Diluted (usd per share)	$ 6.66			$ 8.57			$ 21.55	$ 15.54
Stock Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive stock equivalents excluded from computation	930			1,640			776	2,449