Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Consolidated Statements of Comprehensive Income [Abstract]
Net sales	$ 118,781	$ 98,981
Cost of sales	94,726	82,821
Gross profit	24,055	16,160
Selling, general and administrative expenses	19,975	16,990
Income (loss) from operations	4,080	(830)
Interest expense	(1,683)	(1,461)
Other income	395	360
Gain on bargain purchase		22,009
Income before income taxes	2,792	20,078
Net income	1,618	20,688
Income tax (expense) benefit	(1,174)	610
Less: net income attributable to redeemable noncontrolling interest	758	10,466
Net income attributable to Cavco common stockholders	860	10,222
Comprehensive income:
Net income	1,618	20,688
Unrealized loss on available-for-sale securities, net of tax	(26)	(64)
Comprehensive income	1,592	20,624
Comprehensive income attributable to redeemable noncontrolling interest	745	10,434
Comprehensive income attributable to Cavco common stockholders	$ 847	$ 10,190
Net income per share attributable to Cavco common stockholders:
Basic	$ 0.12	$ 1.49
Diluted	$ 0.12	$ 1.48
Weighted average shares outstanding:
Basic	6,923,676	6,838,324
Diluted	6,995,771	6,894,380