Business Segment Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 26, 2015 USD ($)	Dec. 27, 2014 USD ($)	Dec. 26, 2015 USD ($) Segment	Dec. 27, 2014 USD ($)
Business Segment Information
Number of operating segments | Segment			2
Net revenue	$ 181,427	$ 146,932	$ 535,059	$ 425,411
Income before income taxes	12,005	10,552	33,127	28,194
Factory-built housing [Member]
Business Segment Information
Net revenue	167,280	133,648	492,281	386,291
Income before income taxes	9,703	6,618	26,674	19,926
Financial services [Member]
Business Segment Information
Net revenue	14,147	13,284	42,778	39,120
Income before income taxes	$ 2,302	$ 3,934	$ 6,453	$ 8,268