Future Minimum Rental Commitments for All Non-Cancelable Leases (Detail) $ in Thousands	Dec. 30, 2018 USD ($)
Commitments and Contingencies Disclosure [Abstract]
2019, Operating Leases	$ 40,752
2020, Operating Leases	37,519
2021, Operating Leases	34,538
2022, Operating Leases	30,763
2023, Operating Leases	27,388
Thereafter, Operating Leases	100,310
Total future minimum rental commitments, Operating Leases	271,270
2019, Capital Leases	2,396
2020, Capital Leases	2,415
2021, Capital Leases	2,433
2022, Capital Leases	2,451
2023, Capital Leases	2,474
Thereafter, Capital Leases	23,781
Total future minimum rental commitments, Capital Leases	35,950
Less - amounts representing interest, Capital Leases	(18,944)
Total principal payable on capital leases	17,006
2019, Operating and Capital Leases	43,148
2020, Operating and Capital Leases	39,934
2021,Operating and Capital Leases	36,971
2022, Operating and Capital Leases	33,214
2023, Operating and Capital Leases	29,862
Thereafter, Operating and Capital Leases	124,091
Total future minimum rental commitments, Operating and Capital Leases	$ 307,220