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Leases - Supplemental Cash Flow Information Related to Leases Footnote (Details) $ in Thousands	12 Months Ended
	Dec. 28, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Right-of-use asset obtained in exchange for operating lease liability	$ 28,484
Right-of-use asset obtained in exchange for finance lease liability	3,847
Accounting Standards Update 2016-02
Lessee, Lease, Description [Line Items]
Right-of-use asset obtained in exchange for operating lease liability	13,167
Right-of-use asset obtained in exchange for finance lease liability	2,496
Syntron Material Handling Group, LLC | Accounting Standards Update 2016-02
Lessee, Lease, Description [Line Items]
Right-of-use asset obtained in exchange for operating lease liability	10,994
Right-of-use asset obtained in exchange for finance lease liability	$ 528

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