Unaudited Quarterly Financial Information (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	12 Months Ended
Dec. 26, 2019	Sep. 26, 2019	Jun. 27, 2019	Mar. 28, 2019	Dec. 27, 2018	Sep. 27, 2018	Jun. 28, 2018	Mar. 29, 2018	Dec. 26, 2019	Dec. 27, 2018	Dec. 28, 2017
Unaudited Quarterly Financial Information
Revenues	$ 206,862	$ 211,462	$ 232,500	$ 170,039	$ 175,032	$ 170,599	$ 193,298	$ 168,191	$ 820,863	$ 707,120	$ 653,552
Operating income	13,379	22,387	27,475	4,950	14,653	22,413	29,107	17,016	68,191	83,189	77,307
Net earnings attributable to The Marcus Corporation	$ 7,802	$ 14,289	$ 18,066	$ 1,860	$ 8,720	$ 16,231	$ 18,619	$ 9,821	$ 42,017	$ 53,391	$ 64,996
Net earnings per common share - diluted	$ 0.25	$ 0.46	$ 0.58	$ 0.06	$ 0.30	$ 0.56	$ 0.65	$ 0.35

The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References + Details