Net Income (Loss) Per Share - Computation of Basic Net Loss Per Share and Diluted Net Loss Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 29, 2019	Sep. 29, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 30, 2018	Sep. 30, 2018	Jul. 01, 2018	Apr. 01, 2018	Dec. 29, 2019	Dec. 30, 2018	Dec. 31, 2017
Numerator for basic and diluted net income (loss) per Common Stock and Class B Common Stock share:
Net income (loss) attributable to Coca-Cola Consolidated, Inc.	$ (10,170)	$ 13,006	$ 15,370	$ (6,831)	$ (26,976)	$ 25,164	$ (3,933)	$ (14,185)	$ 11,375	$ (19,930)	$ 96,535
Less dividends:
Dividends on Common Stock									7,141	7,141	7,141
Total undistributed earnings (losses) – basic									2,006	(29,283)	87,207
Total undistributed earnings (losses) – diluted									2,006	(29,283)	87,207
Numerator for basic net income (loss) per Common Stock share:
Numerator for basic net income (loss) per Common Stock share									8,670	(15,224)	73,895
Numerator for diluted net income (loss) per Common Stock share:
Numerator for diluted net income (loss) per Common Stock share									$ 11,375	$ (19,930)	$ 96,535
Denominator for basic net income (loss) per Common Stock and Class B Common Stock share:
Weighted average number of Common Stock shares outstanding									7,141	7,141	7,141
Denominator for diluted net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding – assuming dilution									9,417	9,350	9,369
Basic net income (loss) per share:
Common Stock	$ (1.09)	$ 1.39	$ 1.64	$ (0.73)	$ (2.88)	$ 2.69	$ (0.42)	$ (1.52)	$ 1.21	$ (2.13)	$ 10.35
Diluted net income (loss) per share:
Common Stock	(1.08)	1.38	1.64	(0.73)	(2.88)	2.69	(0.42)	(1.52)	$ 1.21	$ (2.13)	$ 10.30
Class B Common Stock [Member]
Less dividends:
Dividends on Common Stock									$ 2,228	$ 2,212	$ 2,187
Total undistributed earnings (losses) – basic									477	(6,918)	20,453
Total undistributed earnings (losses) – diluted									485	(6,918)	20,738
Numerator for basic net income (loss) per Common Stock share:
Numerator for basic net income (loss) per Common Stock share									2,705	(4,706)	22,640
Numerator for diluted net income (loss) per Common Stock share:
Numerator for diluted net income (loss) per Common Stock share									$ 2,713	$ (4,706)	$ 22,925
Denominator for basic net income (loss) per Common Stock and Class B Common Stock share:
Weighted average number of Common Stock shares outstanding									2,229	2,209	2,188
Denominator for diluted net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding – assuming dilution									2,276	2,209	2,228
Basic net income (loss) per share:
Common Stock	(1.09)	1.39	1.64	(0.73)	(2.88)	2.69	(0.42)	(1.52)	$ 1.21	$ (2.13)	$ 10.35
Diluted net income (loss) per share:
Common Stock	$ (1.09)	$ 1.38	$ 1.63	$ (0.73)	$ (2.87)	$ 2.68	$ (0.42)	$ (1.52)	$ 1.19	$ (2.13)	$ 10.29
Common Stock [Member]
Less dividends:
Total undistributed earnings (losses) – basic									$ 1,529	$ (22,365)	$ 66,754
Total undistributed earnings (losses) – diluted									$ 1,521	$ (22,365)	$ 66,469