Note 10 - Operating Segments - Disaggregation of Revenue from Contracts with Customers (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenue from Contract with Customer, Including Assessed Tax	$ 61,436,858	$ 66,823,881
Net interest income	1,978,122	909,958
Depreciation, Total	3,145,372	2,981,168
Income before income taxes	14,980,249	10,234,746
Segment tax expense (benefit)	4,417,000	2,721,800
Segment Assets	104,678,668	92,276,179
Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	61,437,000	66,824,000
Net interest income	1,978,000	910,000
Depreciation, Total	3,145,000	2,981,000
Income before income taxes	17,946,000	12,605,000
Segment tax expense (benefit)		2,722,000
Segment Assets	163,162,000	130,579,000
Intersegment Eliminations [Member]
Revenue from Contract with Customer, Including Assessed Tax	1,416,000	1,247,000
Income before income taxes	(2,966,000)	(2,370,000)
Segment Assets	(58,483,000)	(38,303,000)
Horse Racing [Member]
Segment tax expense (benefit)	(1,488,000)
Horse Racing [Member] | Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	13,198,000	17,560,000
Net interest income	1,058,000	96,000
Depreciation, Total	2,674,000	2,482,000
Income before income taxes	(2,082,000)	687,000
Segment tax expense (benefit)		(448,000)
Segment Assets	92,970,000	71,338,000
Horse Racing [Member] | Intersegment Eliminations [Member]
Revenue from Contract with Customer, Including Assessed Tax	235,000	216,000
Card Casino [Member]
Segment tax expense (benefit)	2,720,000
Card Casino [Member] | Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	39,781,000	40,219,000
Net interest income	0	0
Depreciation, Total	301,000	301,000
Income before income taxes	9,226,000	10,446,000
Segment tax expense (benefit)		2,778,000
Segment Assets	2,125,000	2,425,000
Card Casino [Member] | Intersegment Eliminations [Member]
Revenue from Contract with Customer, Including Assessed Tax	0	0
Food and Beverage Segment [Member]
Segment tax expense (benefit)	629,000
Food and Beverage Segment [Member] | Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	8,458,000	9,045,000
Net interest income	0	0
Depreciation, Total	170,000	198,000
Income before income taxes	2,132,000	2,441,000
Segment tax expense (benefit)		649,000
Segment Assets	33,175,000	30,341,000
Food and Beverage Segment [Member] | Intersegment Eliminations [Member]
Revenue from Contract with Customer, Including Assessed Tax	1,181,000	1,031,000
Development [Member]
Segment tax expense (benefit)	2,556,000
Development [Member] | Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax	0	0
Net interest income	920,000	814,000
Depreciation, Total	0	0
Income before income taxes	8,670,000	(969,000)
Segment tax expense (benefit)		(257,000)
Segment Assets	34,892,000	26,475,000
Development [Member] | Intersegment Eliminations [Member]
Revenue from Contract with Customer, Including Assessed Tax	$ 0	$ 0