Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011	Dec. 31, 2010
Consolidated Statements of Operations [Abstract]
Net sales	$ 114,564	$ 39,612	$ 343,553	$ 133,005
Cost of sales	87,642	34,269	272,243	114,042
Gross profit	26,922	5,343	71,310	18,963
Selling, general and administrative expenses	20,535	5,275	59,113	16,000
Income from operations	6,387	68	12,197	2,963
Interest expense	(2,043)		(5,420)
Other income	440	511	1,055	957
Gain on bargain purchase			22,009
Income before income taxes	4,784	579	29,841	3,920
Income tax expense	(1,804)	(289)	(3,001)	(1,581)
Net income	2,980	290	26,840	2,339
Less: net income attributable to redeemable noncontrolling interest	1,303	266	13,256	1,117
Net income attributable to Cavco common stockholders	$ 1,677	$ 24	$ 13,584	$ 1,222
Net income per share attributable to Cavco common stockholders:
Basic	$ 0.24	$ 0	$ 1.98	$ 0.19
Diluted	$ 0.24	$ 0	$ 1.96	$ 0.18
Weighted average shares outstanding:
Basic	6,890,517	6,651,928	6,873,078	6,578,732
Diluted	6,951,958	6,841,802	6,936,054	6,860,385