Summary of Significant Accounting Policies (Net Income (Loss) for Purposes of Determining Basic and Diluted EPS) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Accounting Policies [Abstract]
Net income attributed to Vector Group Ltd.	$ 26,811	$ 24,015	$ 22,584	$ 43,353
Income attributed to participating securities	(1,501)	(784)	(2,984)	(1,417)
Income attributed to participating securities	(1,501)	(784)	(2,984)	(1,417)
Net income available to common shares attributed to Vector Group Ltd.	25,310	23,231	19,600	41,936
Net income available to common shares attributed to Vector Group Ltd.	$ 25,310	$ 23,231	$ 19,600	$ 41,936