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		6 Months Ended
	Jun. 30, 2019	Jul. 01, 2018	Jun. 30, 2019	Jul. 01, 2018
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.	$ 15,370	$ (3,933)	$ 8,539	$ (18,118)
Less dividends:
Dividends on Common Stock	1,785	1,785	3,570	3,570
Total undistributed earnings (losses) – basic	13,027	(6,271)	3,857	(22,789)
Total undistributed earnings (losses) – diluted	13,027	(6,271)	3,857	(22,789)
Numerator for basic net income (loss) per Common Stock share:
Numerator for basic net income (loss) per Common Stock share	11,710	(3,002)	6,511	(13,841)
Numerator for diluted net income (loss) per Common Stock share:
Numerator for diluted net income (loss) per Common Stock share	$ 15,370	$ (3,933)	$ 8,539	$ (18,118)
Denominator for basic net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding	7,141	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	9,421	9,354	9,415	9,347
Basic net income (loss) per share:
Common Stock	$ 1.64	$ (0.42)	$ 0.91	$ (1.94)
Diluted net income (loss) per share:
Common Stock	$ 1.64	$ (0.42)	$ 0.91	$ (1.94)
Class B Common Stock [Member]
Less dividends:
Dividends on Common Stock	$ 558	$ 553	$ 1,112	$ 1,101
Total undistributed earnings (losses) – basic	3,102	(1,484)	916	(5,378)
Total undistributed earnings (losses) – diluted	3,153	(1,484)	932	(5,378)
Numerator for basic net income (loss) per Common Stock share:
Numerator for basic net income (loss) per Common Stock share	3,660	(931)	2,028	(4,277)
Numerator for diluted net income (loss) per Common Stock share:
Numerator for diluted net income (loss) per Common Stock share	$ 3,711	$ (931)	$ 2,044	$ (4,277)
Denominator for basic net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding	2,232	2,213	2,225	2,206
Denominator for diluted net income (loss) per Common share:
Weighted average number of Common Stock shares outstanding – assuming dilution	2,280	2,213	2,274	2,206
Basic net income (loss) per share:
Common Stock	$ 1.64	$ (0.42)	$ 0.91	$ (1.94)
Diluted net income (loss) per share:
Common Stock	$ 1.63	$ (0.42)	$ 0.90	$ (1.94)
Common Stock [Member]
Less dividends:
Total undistributed earnings (losses) – basic	$ 9,925	$ (4,787)	$ 2,941	$ (17,411)
Total undistributed earnings (losses) – diluted	$ 9,874	$ (4,787)	$ 2,925	$ (17,411)