Amortizable Intangible Assets (Detail) - USD ($) $ in Thousands	Apr. 20, 2019	Dec. 29, 2018
Finite-Lived Intangible Assets [Line Items]
Cost	$ 740,390	$ 740,390
Accumulated Amortization	161,084	152,061
Net Value	579,306	588,329
Trademarks
Finite-Lived Intangible Assets [Line Items]
Cost	413,092	413,092
Accumulated Amortization	48,106	44,711
Net Value	364,986	368,381
Customer Relationships
Finite-Lived Intangible Assets [Line Items]
Cost	318,021	318,021
Accumulated Amortization	105,422	99,904
Net Value	212,599	218,117
Non-Compete Agreements
Finite-Lived Intangible Assets [Line Items]
Cost	5,154	5,154
Accumulated Amortization	4,898	4,874
Net Value	256	280
Distribution Rights
Finite-Lived Intangible Assets [Line Items]
Cost	4,123	4,123
Accumulated Amortization	2,658	2,572
Net Value	$ 1,465	$ 1,551