CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues
Net revenues	$ 123,683,000	$ 115,289,000	$ 240,327,000	$ 223,607,000
Operating expenses
Selling, general and administrative	24,955,000	23,097,000	50,071,000	47,280,000
Depreciation and amortization	11,618,000	10,546,000	22,955,000	21,062,000
Other operating items, net		2,229,000	36,000	3,546,000
Total operating expenses	93,975,000	89,628,000	187,460,000	176,597,000
Other operating items, net	(474,000)
Income from operations	29,708,000	25,661,000	52,867,000	47,010,000
Other expense
Interest expense, net	(780,000)	(700,000)	(1,367,000)	(1,350,000)
Income before income taxes	28,928,000	24,961,000	51,500,000	45,660,000
Provision for income taxes	(6,515,000)	(5,526,000)	(11,417,000)	(8,107,000)
Net income	$ 22,413,000	$ 19,435,000	$ 40,083,000	$ 37,553,000
Earnings per share of common stock
Basic	$ 1.16	$ 1.02	$ 2.08	$ 1.98
Diluted	$ 1.14	$ 0.99	$ 2.04	$ 1.92
Weighted average number of common shares and potential common shares outstanding
Basic	19,243	18,987	19,229	18,928
Diluted	19,618	19,582	19,636	19,586
Casino
Revenues
Net revenues	$ 68,855,000	$ 63,865,000	$ 135,760,000	$ 126,696,000
Operating expenses
Operating expenses	25,746,000	23,315,000	50,998,000	45,682,000
Food and beverage
Revenues
Net revenues	31,525,000	28,459,000	60,842,000	54,506,000
Operating expenses
Operating expenses	22,803,000	21,901,000	44,740,000	42,632,000
Hotel
Revenues
Net revenues	18,094,000	18,297,000	33,565,000	33,489,000
Operating expenses
Operating expenses	6,541,000	6,293,000	12,931,000	12,066,000
Other
Revenues
Net revenues	5,209,000	4,668,000	10,160,000	8,916,000
Operating expenses
Operating expenses	$ 2,786,000	$ 2,247,000	$ 5,729,000	$ 4,329,000