Net Income (Loss) Per Share - Computation of Basic Net Income (Loss) Per Share and Diluted Net Income (Loss) Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 30, 2018	Sep. 30, 2018	Jul. 01, 2018	Apr. 01, 2018	Dec. 31, 2017	Oct. 01, 2017	Jul. 02, 2017	Apr. 02, 2017	Dec. 30, 2018	Dec. 31, 2017	Jan. 01, 2017
Numerator for basic and diluted net income per Common Stock and Class B Common Stock share:
Net income (loss) attributable to Coca-Cola Consolidated, Inc.	$ (26,976)	$ 25,164	$ (3,933)	$ (14,185)	$ 77,922	$ 17,316	$ 6,348	$ (5,051)	$ (19,930)	$ 96,535	$ 50,146
Less dividends:
Dividends on Common Stock									7,141	7,141	7,141
Total undistributed earnings (losses) - basic									(29,283)	87,207	40,839
Total undistributed earnings (losses) – diluted									(29,283)	87,207	40,839
Numerator for basic net income (loss) per Common Stock share:
Numerator for basic net income (loss) per Common Stock share									(15,224)	73,895	38,469
Numerator for diluted net income (loss) per Common Stock share:
Numerator for diluted net income (loss) per Common Stock share									$ (19,930)	$ 96,535	$ 50,146
Denominator for diluted net income (loss) per Common 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									9,350	9,369	9,349
Basic net income (loss) per share:
Common Stock	$ (2.88)	$ 2.69	$ (0.42)	$ (1.52)	$ 8.35	$ 1.86	$ 0.68	$ (0.54)	$ (2.13)	$ 10.35	$ 5.39
Diluted net income (loss) per share:
Common Stock	(2.88)	2.69	(0.42)	(1.52)	8.31	1.85	0.68	(0.54)	$ (2.13)	$ 10.30	$ 5.36
Class B Common Stock [Member]
Less dividends:
Dividends on Common Stock									$ 2,212	$ 2,187	$ 2,166
Total undistributed earnings (losses) - basic									(6,918)	20,453	9,511
Total undistributed earnings (losses) – diluted									(6,918)	20,738	9,645
Numerator for basic net income (loss) per Common Stock share:
Numerator for basic net income (loss) per Common Stock share									(4,706)	22,640	11,677
Numerator for diluted net income (loss) per Common Stock share:
Numerator for diluted net income (loss) per Common Stock share									$ (4,706)	$ 22,925	$ 11,811
Denominator for diluted net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding									2,209	2,188	2,168
Denominator for diluted net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding – assuming dilution									2,209	2,228	2,208
Basic net income (loss) per share:
Common Stock	(2.88)	2.69	(0.42)	(1.52)	8.35	1.86	0.68	(0.54)	$ (2.13)	$ 10.35	$ 5.39
Diluted net income (loss) per share:
Common Stock	$ (2.87)	$ 2.68	$ (0.42)	$ (1.52)	$ 8.32	$ 1.84	$ 0.67	$ (0.54)	$ (2.13)	$ 10.29	$ 5.35
Common Stock [Member]
Less dividends:
Total undistributed earnings (losses) - basic									$ (22,365)	$ 66,754	$ 31,328
Total undistributed earnings (losses) – diluted									$ (22,365)	$ 66,469	$ 31,194