Current Expected Credit Losses - Rollforward (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2020 USD ($)
New Valley LLC
Financing Receivable, Allowance for Credit Loss [Roll Forward]
January 1, 2020	$ 3,100
Current Period Provision	432
Write-offs	0
Recoveries	0
June 30, 2020	3,532
Real estate broker agent receivables
Financing Receivable, Allowance for Credit Loss [Roll Forward]
January 1, 2020	6,132
Current Period Provision	1,270
Write-offs	41
Recoveries	0
June 30, 2020	$ 7,361