CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands		Common Stock [Member] Capital in Excess of Par [Member]	Common Stock [Member] Retained Earnings [Member]	Common Stock [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Common Stock [Member] Treasury Stock [Member]	Common Stock [Member] Shareholders' Equity Attributable to The Marcus Corporation [Member]	Common Stock [Member] Non- controlling Interests [Member]	Common Stock [Member]	Class B Common Stock [Member] Capital in Excess of Par [Member]	Class B Common Stock [Member] Retained Earnings [Member]	Class B Common Stock [Member] Accumulated Other Comprehensive Income (Loss) [Member]	Class B Common Stock [Member] Treasury Stock [Member]	Class B Common Stock [Member] Shareholders' Equity Attributable to The Marcus Corporation [Member]	Class B Common Stock [Member] Non- controlling Interests [Member]	Class B Common Stock [Member]	Capital in Excess of Par [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Shareholders' Equity Attributable to The Marcus Corporation [Member]	Non- controlling Interests [Member]	Total
Balance at Dec. 29, 2016								$ 22,490							$ 8,700	$ 58,584	$ 351,220	$ (5,066)	$ (45,816)	$ 390,112	$ 1,535	$ 391,647
Cash dividends:		$ 0	$ (9,575)	$ 0	$ 0	$ (9,575)	$ 0	(9,575)	$ 0	$ (3,929)	$ 0	$ 0	$ (3,929)	$ 0	(3,929)
Exercise of stock options								0							0	105	0	0	2,166	2,271	0	2,271
Purchase of treasury stock								0							0	0	0	0	(850)	(850)	0	(850)
Savings and profit-sharing contribution								0							0	600	0	0	424	1,024	0	1,024
Reissuance of treasury stock								0							0	253	0	0	176	429	0	429
Issuance of non-vested stock								0							0	(501)	0	0	501	0	0	0
Share-based compensation								0							0	2,411	0	0	0	2,411	0	2,411
Purchase of noncontrolling interest								0							0	0	494	0	0	494	(904)	(410)
Conversions of Class B Common Stock								166							(166)	0	0	0	0	0	0	0
Distributions to noncontrolling interest								0							0	0	0	0	0	0	(20)	(20)
Comprehensive income (loss)								0							0	0	64,996	(2,359)	0	62,637	(511)	62,126
Balance at Dec. 28, 2017								22,656							8,534	61,452	403,206	(7,425)	(43,399)	445,024	100	445,124
Comprehensive income (loss)																						55,695
Balance (Accounting Standards Update 2014-09 [Member]) at Dec. 27, 2018	[1]																					492,180
Balance at Dec. 27, 2018								22,843							8,347	63,830	439,178	(6,758)	(37,431)	490,009	110	490,119
Reclassification to Unappropriated Retained Earnings (Accounting Standards Update 2016-01 [Member]) at Dec. 29, 2017								0							0	0	(11)	11	0	0	0	0
Reclassification to Unappropriated Retained Earnings (Accounting Standards Update 2018-02 [Member]) at Dec. 29, 2017								0							0	0	1,574	(1,574)	0	0	0	0
Reclassification to Unappropriated Retained Earnings (Accounting Standards Update 2014-09 [Member]) at Dec. 29, 2017								0							0	0	(2,568)	0	0	(2,568)	0	(2,568)
Balance at Dec. 29, 2017								22,656							8,534	61,452	402,201	(8,988)	(43,399)	442,456	100	442,556
Cash dividends:		0	(11,811)	0	0	(11,811)	0	(11,811)	0	(4,603)	0	0	(4,603)	0	(4,603)
Exercise of stock options								0							0	(736)	0	0	7,784	7,048	0	7,048
Purchase of treasury stock								0							0	0	0	0	(2,898)	(2,898)	0	(2,898)
Savings and profit-sharing contribution								0							0	651	0	0	479	1,130	0	1,130
Reissuance of treasury stock								0							0	231	0	0	144	375	0	375
Issuance of non-vested stock								0							0	(459)	0	0	459	0	0	0
Share-based compensation								0							0	2,691	0	0	0	2,691	0	2,691
Conversions of Class B Common Stock								187							(187)	0	0	0	0	0	0	0
Distributions to noncontrolling interest								0							0	0	0	0	0	0	(64)	(64)
Comprehensive income (loss)								0							0	0	53,391	2,230	0	55,621	74	55,695
Balance (Accounting Standards Update 2014-09 [Member]) at Dec. 27, 2018	[1]																					492,180
Balance at Dec. 27, 2018								22,843							8,347	63,830	439,178	(6,758)	(37,431)	490,009	110	490,119
Cash dividends:		$ 0	$ (14,663)	$ 0	$ 0	$ (14,663)	$ 0	(14,663)	$ 0	$ (4,648)	$ 0	$ 0	$ (4,648)	$ 0	(4,648)
Exercise of stock options								0							0	(205)	0	0	1,725	1,520	0	1,520
Purchase of treasury stock								0							0	0	0	0	(1,119)	(1,119)	0	(1,119)
Savings and profit-sharing contribution								0							0	810	0	0	371	1,181	0	1,181
Reissuance of treasury stock								0							0	267	0	0	150	417	0	417
Issuance of non-vested stock								0							0	(527)	0	0	527	0	0	0
Reissuance of treasury stock - acquisition								0							0	77,960	0	0	31,237	109,197	0	109,197
Share-based compensation								0							0	3,523	0	0	0	3,523	0	3,523
Other								0							0	(109)	0	0	0	(109)	0	(109)
Conversions of Class B Common Stock								411							(411)	0	0	0	0	0	0	0
Distributions to noncontrolling interest								0							0	0	0	0	0	0	(185)	(185)
Comprehensive income (loss)								0							0	0	42,017	(5,890)	0	36,127	98	36,225
Balance at Dec. 26, 2019								$ 23,254							$ 7,936	$ 145,549	$ 461,884	$ (12,648)	$ (4,540)	$ 621,435	$ 23	$ 621,458

[1] The amounts reflect each affected financial statement line item as they would have been reported under US GAAP prior to the adoption of ASU No. 201409.