Leases - Schedule of Future Minimum Lease Payments Under Operating Leases (Detail) $ in Thousands	Sep. 28, 2019 USD ($)
Lease Disclosure [Line Items]
Year one	$ 28,203
Year two	20,536
Year three	11,903
Year four	9,481
Year five	7,471
Thereafter	13,535
Total required lease payments	91,129
Less amounts representing interest	(9,829)
Present value of lease liabilities	81,300
With Affiliates [Member]
Lease Disclosure [Line Items]
Year one	9,225
Year two	6,531
Year three	4,236
Year four	3,598
Year five	3,602
Thereafter	5,403
Total required lease payments	32,595
With Third Parties [Member]
Lease Disclosure [Line Items]
Year one	18,978
Year two	14,005
Year three	7,667
Year four	5,883
Year five	3,869
Thereafter	8,132
Total required lease payments	$ 58,534