Current Expected Credit Losses (Rollforward) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($)
New Valley LLC
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 3,100
Current Period Provision	12,828
Write-offs	0
Recoveries	0
Ending balance	15,928
Real estate broker agent receivables
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	6,132
Current Period Provision	1,460
Write-offs	554
Recoveries	0
Ending balance	$ 7,038