Commitments and Contingencies (Details) ft² in Thousands, $ in Thousands	3 Months Ended		12 Months Ended
	Apr. 02, 2022 USD ($)	Apr. 03, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2021 USD ($)	Jun. 29, 2020 ft² building
Loss Contingencies [Line Items]
Estimated litigation liability				$ 800
Revenue	$ 163,481	$ 157,151
Cost of sales	131,006	124,051
Damage from Facility Fire
Loss Contingencies [Line Items]
Loss contingency, receivable, proceeds	3,000
Structural Systems
Loss Contingencies [Line Items]
Revenue	66,015	$ 58,047
El Mirage and Monrovia, California | Structural Systems
Loss Contingencies [Line Items]
Reserve for estimated liability	1,500			1,500
West Covina, California | Structural Systems
Loss Contingencies [Line Items]
Reserve for estimated liability	400			400
West Covina, California | Structural Systems | Minimum
Loss Contingencies [Line Items]
Possible loss	400
West Covina, California | Structural Systems | Maximum
Loss Contingencies [Line Items]
Possible loss	3,100
Facility Fire In Guaymas, Mexico | Damage from Facility Fire
Loss Contingencies [Line Items]
Number of buildings | building					2
Real estate property (in sqft) | ft²					62
Loss contingency, receivable, proceeds			$ 13,500
Facility Fire In Guaymas, Mexico | Damage from Facility Fire | Property, Plant and Equipment
Loss Contingencies [Line Items]
Carrying value of impaired assets			7,100
Facility Fire In Guaymas, Mexico | Damage from Facility Fire | Inventories
Loss Contingencies [Line Items]
Carrying value of impaired assets			3,400
Facility Fire In Guaymas, Mexico | Damage from Facility Fire | Revision of Prior Period, Reclassification, Adjustment
Loss Contingencies [Line Items]
Revenue			800
Cost of sales			$ 500
Accrued Liabilities
Loss Contingencies [Line Items]
Estimated litigation liability	$ 800			$ 800