Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended								12 Months Ended
		Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Revenues		$ 439,565	$ 504,790	$ 538,432	$ 420,924	$ 445,939	$ 513,869	$ 481,488	$ 428,966	$ 1,903,711	$ 1,870,262	$ 1,807,476
Operating income (loss)		45,581	$ 66,720	$ 76,244	$ 42,590	48,086	$ 66,018	$ 61,861	$ 48,084	231,135	224,049	235,648
Equity in (losses) earnings from real estate ventures										(19,288)	14,446	21,395
Identifiable assets		1,505,089				1,549,504				1,505,089	1,549,504	1,328,278
Depreciation and amortization										17,851	18,807	18,614
Capital expenditures										12,575	17,682	19,869
Litigation settlement and judgment expense (income)										990	(1,784)	6,591
Investments in real estate ventures		131,556				141,105				131,556	141,105	188,131
Investment securities at fair value		129,641				131,569				129,641	131,569
Long-term investments (of which $45,781 and $54,628 were carried at fair value)		61,723				66,259				61,723	66,259
Equity-method investments		15,942				11,631				15,942	11,631
Corporate and Other
Segment Reporting Information [Line Items]
Revenues										0	0	(838)
Operating income (loss)										(27,565)	(25,913)	(26,191)
Equity in (losses) earnings from real estate ventures										0	0	0
Identifiable assets		501,973				693,970				501,973	693,970	460,186
Depreciation and amortization										994	1,017	1,277
Capital expenditures										126	22	35
Cash		272,459				474,974				272,459	474,974	195,053
Investment securities at fair value						131,569					131,569	150,489
Long-term investments (of which $45,781 and $54,628 were carried at fair value)		45,781				54,628				45,781	54,628	15,841
Equity-method investments		15,942				11,631				15,942	11,631	65,450
Tobacco
Segment Reporting Information [Line Items]
Revenues	[1]									1,114,840	1,111,094	1,080,950
Income (expense) from MSA/NPM settlement											6,298	2,721
Litigation settlement and judgment expense (income)										990	685	6,591
Tobacco | Operating Segments
Segment Reporting Information [Line Items]
Revenues										1,114,840	1,111,094	1,080,950
Operating income (loss)										261,630	246,527	240,400
Equity in (losses) earnings from real estate ventures										0	0	0
Identifiable assets		336,566				315,706				336,566	315,706	309,316
Depreciation and amortization										7,824	8,210	8,826
Capital expenditures										4,173	4,599	3,705
Real Estate
Segment Reporting Information [Line Items]
Revenues										788,871	759,168	727,364
Real Estate | Operating Segments
Segment Reporting Information [Line Items]
Revenues										788,871	759,168	727,364
Operating income (loss)										(2,930)	3,435	21,439
Equity in (losses) earnings from real estate ventures										(19,288)	14,446	21,395
Identifiable assets		$ 666,550				$ 539,828				666,550	539,828	558,776
Depreciation and amortization										9,033	9,580	8,511
Capital expenditures										8,276	$ 13,061	$ 16,129
Income (expense) from MSA/NPM settlement										$ (2,469)

[1] Revenues and cost of sales include federal excise taxes of $451,256, $469,836 and $460,561 for the years ended December 31, 2019, 2018 and 2017, respectively.