Variable Interest Entity (Details) - USD ($) $ in Thousands	Dec. 29, 2019	Dec. 30, 2018
Variable Interest Entity [Line Items]
Current assets	$ 734,055	$ 696,593
Property, plant and equipment, net	625,585	609,753
Long-term deferred income taxes	25,945	28,509
Other assets	44,808	37,794
Current liabilities	(267,667)	(245,306)
Other long-term liabilities	(47,109)	(32,334)
Net assets of the VIE consolidated by Masonite	624,882	610,440
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Current assets	10,662	9,632
Property, plant and equipment, net	8,179	9,327
Long-term deferred income taxes	3,032	4,306
Other assets	3,575	3,122
Current liabilities	(2,989)	(2,653)
Other long-term liabilities	(517)	(859)
Non-controlling interest	(3,730)	(3,835)
Net assets of the VIE consolidated by Masonite	$ 18,212	$ 19,040