Net Income Per Share - Computation of Basic Net Income Per Share and Diluted Net Income Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019	Jun. 28, 2020	Jun. 30, 2019
Numerator for basic and diluted net income per Common Stock and Class B Common Stock share:
Net income attributable to Coca-Cola Consolidated, Inc.	$ 39,569	$ 15,370	$ 54,231	$ 8,539
Less dividends:
Total undistributed earnings – basic	37,227	13,027	49,545	3,857
Total undistributed earnings – diluted	37,227	13,027	49,545	3,857
Numerator for diluted net income per Common Stock share:
Numerator for diluted net income per Common Stock share	39,569	15,370	54,231	8,539
Common Stock
Less dividends:
Common Stock	1,785	1,785	3,571	3,570
Total undistributed earnings – basic	28,362	9,925	37,747	2,941
Total undistributed earnings – diluted	28,161	9,874	37,479	2,925
Numerator for basic net income per Common Stock share:
Numerator for basic net income per Common Stock share	$ 30,147	$ 11,710	$ 41,318	$ 6,511
Denominator for basic net income per Common Stock and Class B Common Stock share:
Common Stock weighted average shares outstanding - basic (in shares)	7,141	7,141	7,141	7,141
Denominator for diluted net income per Common Stock and Class B Common Stock share:
Common Stock weighted average shares outstanding - diluted (in shares)	9,440	9,421	9,440	9,415
Basic net income per share:
Common Stock (in dollars per share)	$ 4.23	$ 1.64	$ 5.79	$ 0.91
Diluted net income per share:
Common Stock (in dollars per share)	$ 4.19	$ 1.64	$ 5.74	$ 0.91
Class B Common Stock
Less dividends:
Common Stock	$ 557	$ 558	$ 1,115	$ 1,112
Total undistributed earnings – basic	8,865	3,102	11,798	916
Total undistributed earnings – diluted	9,066	3,153	12,066	932
Numerator for basic net income per Common Stock share:
Numerator for basic net income per Common Stock share	9,422	3,660	12,913	2,028
Numerator for diluted net income per Common Stock share:
Numerator for diluted net income per Common Stock share	$ 9,623	$ 3,711	$ 13,181	$ 2,044
Denominator for basic net income per Common Stock and Class B Common Stock share:
Common Stock weighted average shares outstanding - basic (in shares)	2,232	2,232	2,232	2,225
Denominator for diluted net income per Common Stock and Class B Common Stock share:
Common Stock weighted average shares outstanding - diluted (in shares)	2,299	2,280	2,299	2,274
Basic net income per share:
Common Stock (in dollars per share)	$ 4.23	$ 1.64	$ 5.79	$ 0.91
Diluted net income per share:
Common Stock (in dollars per share)	$ 4.18	$ 1.63	$ 5.73	$ 0.90