Note 10 - Operating Segments - Disaggregation of Revenue from Contracts with Customers (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Net Revenues	$ 66,823,881	$ 60,399,698
Interest income, net	909,958	719,365
Depreciation	2,981,168	2,844,647
Segment income (loss) before income taxes	10,234,746	15,797,553
Segment tax expense (benefit)	2,721,800	3,999,400
Segment Assets	92,276,179	83,062,455
Operating Segments [Member]
Net Revenues	66,824,000	60,400,000
Interest income, net	910,000	719,000
Depreciation	2,981,000	2,845,000
Segment income (loss) before income taxes	12,605,000	15,265,000
Segment tax expense (benefit)		3,999,000
Segment Assets	130,579,000	106,647,000
Intersegment Eliminations [Member]
Net Revenues	1,247,000	837,000
Segment income (loss) before income taxes	(2,370,000)	533,000
Segment Assets	(38,303,000)	(23,585,000)
Horse Racing [Member]
Segment tax expense (benefit)	(448,000)
Horse Racing [Member] | Operating Segments [Member]
Net Revenues	17,560,000	15,753,000
Interest income, net	96,000	0
Depreciation	2,482,000	2,567,000
Segment income (loss) before income taxes	687,000	1,878,000
Segment tax expense (benefit)		610,000
Segment Assets	71,338,000	50,647,000
Horse Racing [Member] | Intersegment Eliminations [Member]
Net Revenues	216,000	26,000
Card Casino [Member]
Segment tax expense (benefit)	2,778,000
Card Casino [Member] | Operating Segments [Member]
Net Revenues	40,219,000	38,092,000
Interest income, net	0	0
Depreciation	301,000	75,000
Segment income (loss) before income taxes	10,446,000	13,774,000
Segment tax expense (benefit)		3,487,000
Segment Assets	2,425,000	2,726,000
Card Casino [Member] | Intersegment Eliminations [Member]
Net Revenues	0	0
Food and Beverage Segment [Member]
Segment tax expense (benefit)	649,000
Food and Beverage Segment [Member] | Operating Segments [Member]
Net Revenues	9,045,000	6,530,000
Interest income, net	0	719,000
Depreciation	198,000	203,000
Segment income (loss) before income taxes	2,441,000	1,580,000
Segment tax expense (benefit)		400,000
Segment Assets	30,341,000	27,091,000
Food and Beverage Segment [Member] | Intersegment Eliminations [Member]
Net Revenues	1,031,000	811,000
Development [Member]
Segment tax expense (benefit)	(257,000)
Development [Member] | Operating Segments [Member]
Net Revenues	0	25,000
Interest income, net	814,000	0
Depreciation	0	0
Segment income (loss) before income taxes	(969,000)	(1,967,000)
Segment tax expense (benefit)		(498,000)
Segment Assets	26,475,000	26,183,000
Development [Member] | Intersegment Eliminations [Member]
Net Revenues	$ 0	$ 0