Description of Business and Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions		12 Months Ended
	Apr. 30, 2008	Dec. 29, 2019 USD ($) Segment Benefit_Plan Vote shares	Dec. 30, 2018 USD ($) shares	Dec. 31, 2017 USD ($) shares	Dec. 28, 2008 shares
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Bottle and can volume to retail customers		85.00%
Number of operating segments | Segment		3
Number of additional operating segments do not meet quantitative thresholds for separate reporting | Segment		2
Period of collection of trade account receivable		30 days
Amortization expenses of internal-use software		$ 7.7	$ 10.0	$ 11.9
Percentage of maximum tax benefit		50.00%
Number of votes per share | Vote		1
Percentage control of total voting power		86.00%
Class B Common Stock is convertible into Common Stock Ratio		one-for-one per share
Anti-dilutive shares | shares		0	0	0
Cumulative effect adjustment increase in retained earnings		$ 19.7
Class B Common Stock [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Performance units authorized | shares					400,000
Term of performance unit award agreement					10 years
Performance unit award agreement expiration period	2018				2018
Number of votes per share | Vote		20
Selling, Delivery and Administrative Expenses [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Shipping and handling costs		$ 623.4	$ 610.7	$ 550.9
Net Pension Activity [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Number of company-sponsored pension plans | Benefit_Plan		2
Minimum [Member] | Distribution Rights [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life		10 years
Minimum [Member] | Customer Relationships [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life		5 years
Maximum [Member] | Distribution Rights [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life		40 years
Maximum [Member] | Customer Relationships [Member]
Description Of Business And Summary Of Significant Accounting Policies [Line Items]
Estimated useful life		12 years