NEW VALLEY LLC - Investment in Real Estate Ventures (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Schedule of Investments [Line Items]
Investments in real estate ventures	$ 113,563		$ 131,497
Contributions to real estate ventures	1,883	$ 2,920
Equity in losses from real estate ventures	(10,721)	(1,893)
New Valley
Schedule of Investments [Line Items]
Investments in real estate ventures	113,563		131,497
Contributions to real estate ventures	1,883	2,920
Distributions from real estate ventures	10,287	70
Equity in losses from real estate ventures	(10,721)	(1,893)
Total maximum exposure to loss	113,563
New Valley | Condominium and Mixed-Use Development
Schedule of Investments [Line Items]
Investments in real estate ventures	91,113		108,334
Contributions to real estate ventures	1,577	2,862
Distributions from real estate ventures	10,029	0
Equity in losses from real estate ventures	(9,961)	646
Total maximum exposure to loss	91,113
New Valley | Apartment Buildings
Schedule of Investments [Line Items]
Investments in real estate ventures	6,827		7,791
Contributions to real estate ventures	249	58
Equity in losses from real estate ventures	(1,214)	(1,199)
Total maximum exposure to loss	6,827
New Valley | Hotels
Schedule of Investments [Line Items]
Investments in real estate ventures	30		138
Contributions to real estate ventures	57	0
Equity in losses from real estate ventures	(163)	(1,924)
Total maximum exposure to loss	30
New Valley | Commercial
Schedule of Investments [Line Items]
Investments in real estate ventures	15,593		$ 15,234
Distributions from real estate ventures	258	70
Equity in losses from real estate ventures	617	$ 584
Total maximum exposure to loss	$ 15,593
New Valley | Minimum | Investments In Real Estate Ventures | Condominium and Mixed-Use Development
Schedule of Investments [Line Items]
Range of ownership	4.10%
New Valley | Minimum | Investments In Real Estate Ventures | Apartment Buildings
Schedule of Investments [Line Items]
Range of ownership	1.50%
New Valley | Minimum | Investments In Real Estate Ventures | Hotels
Schedule of Investments [Line Items]
Range of ownership	0.40%
New Valley | Minimum | Investments In Real Estate Ventures | Commercial
Schedule of Investments [Line Items]
Range of ownership	1.60%
New Valley | Maximum | Investments In Real Estate Ventures | Condominium and Mixed-Use Development
Schedule of Investments [Line Items]
Range of ownership	77.80%
New Valley | Maximum | Investments In Real Estate Ventures | Apartment Buildings
Schedule of Investments [Line Items]
Range of ownership	50.00%
New Valley | Maximum | Investments In Real Estate Ventures | Hotels
Schedule of Investments [Line Items]
Range of ownership	49.00%
New Valley | Maximum | Investments In Real Estate Ventures | Commercial
Schedule of Investments [Line Items]
Range of ownership	49.00%