Basis of Presentation and Business - Additional information (Detail) $ in Thousands	6 Months Ended
	Sep. 28, 2019 USD ($) Facility Center shares	Mar. 30, 2019 shares	Jan. 05, 2018 shares
Organization And Business Operations [Line Items]
Common stock, shares issued | shares	56,665,000	56,657,000
Operating lease, right-of-use asset	$ 12,712
Operating lease, liability	12,712
ASC 842 [Member]
Organization And Business Operations [Line Items]
Operating lease, right-of-use asset	13,700
Operating lease, liability	$ 13,700
U.S [Member]
Organization And Business Operations [Line Items]
Number of manufacturing facilities | Facility	33
Number of sales centers | Center	21
Canada [Member]
Organization And Business Operations [Line Items]
Number of manufacturing facilities | Facility	5
Indiana Corporation [Member]
Organization And Business Operations [Line Items]
Ownership percentage			15.50%
Champion Enterprises Holdings, LLC [Member]
Organization And Business Operations [Line Items]
Common stock, shares issued | shares			47,752,008
Ownership percentage			84.50%