Leases - Summary of Future Minimum Lease Payments For Noncancelable Operating And Capital Leases (Detail) $ in Thousands	Dec. 30, 2018 USD ($)
Lessee Disclosure [Line Items]
Operating Leases, 2019	$ 14,146
Operating Leases, 2020	13,526
Operating Leases, 2021	12,568
Operating Leases, 2022	11,161
Operating Leases, 2023	10,055
Operating Leases, Thereafter	33,805
Total Operating Leases	95,261
Capital Leases, 2019	10,434
Capital Leases, 2020	10,613
Capital Leases, 2021	6,218
Capital Leases, 2022	2,697
Capital Leases, 2023	2,753
Capital Leases, Thereafter	8,106
Total Capital Leases including interest	40,821
Less: Amounts representing interest	5,573
Present value of minimum lease principal payments	35,248
Less: Current portion of lease liabilities - capital leases	8,617
Noncurrent portion of lease liabilities - capital leases	26,631
Total Capital And Operating Leases [Member]
Lessee Disclosure [Line Items]
Total future minimum payments due in 2019	24,580
Total future minimum payments due in 2020	24,139
Total future minimum payments due in 2021	18,786
Total future minimum payments due in 2022	13,858
Total future minimum payments due in 2023	12,808
Total future minimum payments due, in Thereafter	41,911
Total minimum lease payments including interest	$ 136,082