Earnings Per Share (Net Income (Loss) for Purposes of Determining Basic and Diluted EPS) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jan. 15, 2019
Debt Instrument [Line Items]
Net income attributed to Vector Group Ltd. from continuing operations									$ 147,154	$ 126,922	$ 93,889
Net income (loss) attributed to Vector Group Ltd. from discontinued operations									72,309	(33,984)	7,085
Net income attributed to Vector Group Ltd.	$ 45,312	$ 48,889	$ 93,305	$ 31,957	$ 32,256	$ 38,139	$ 25,774	$ (3,231)	219,463	92,938	100,974
Income from continuing operations attributable to participating securities									(5,862)	(2,560)	(7,464)
Net income available to common stockholders attributed to Vector Group Ltd., basic EPS for discontinued operations									213,601	90,378	93,510
Income from continuing operations attributable to participating securities									(3,694)	(2,580)	(7,464)
Net income available to common stockholders attributed to Vector Group Ltd., basic EPS for continuing operations									143,460	124,342	86,425
Net income available to common stockholders attributed to Vector Group Ltd., diluted EPS for discontinued operations									213,601	90,378	92,255
Net income available to common stockholders attributed to Vector Group Ltd., diluted EPS for continuing operations									$ 143,460	124,342	85,170
7.5% Convertible Notes | Variable Interest Senior Convertible Debt
Debt Instrument [Line Items]
Interest rate	7.50%								7.50%			7.50%
Income attributable to 7.5% Variable Interest Senior Convertible Notes									$ 0	$ 0	$ (1,255)