Business Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 27, 2014	Dec. 28, 2013	Dec. 27, 2014 Segment	Dec. 28, 2013
Business Segment Information
Number of operating segments			2
Net revenue	$ 146,932	$ 138,317	$ 425,411	$ 402,130
Income before income taxes	10,552	8,504	28,194	21,272
Factory-built housing [Member]
Business Segment Information
Net revenue	133,648	126,294	386,291	366,349
Income before income taxes	9,864	7,420	29,308	21,501
Financial services [Member]
Business Segment Information
Net revenue	13,284	12,023	39,120	35,781
Income before income taxes	3,934	3,727	8,268	8,722
General corporate [Member]
Business Segment Information
Income before income taxes	$ (3,246)	$ (2,643)	$ (9,382)	$ (8,951)