Note 9 - Segment Information - Revenues for Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Total Revenues	$ 894,450	$ 893,602	$ 1,755,193	$ 1,646,909
Casino [Member]
Total Revenues	684,925	727,462	1,352,879	1,345,388
Food and Beverage [Member]
Total Revenues	70,299	57,428	134,042	101,540
Occupancy [Member]
Total Revenues	49,904	39,077	92,313	65,067
Product and Service, Other [Member]
Total Revenues	89,322	69,635	175,959	134,914
Las Vegas Locals [Member]
Total Revenues	236,461	236,095	464,023	418,518
Las Vegas Locals [Member] | Casino [Member]
Total Revenues	176,875	187,511	350,465	336,733
Las Vegas Locals [Member] | Food and Beverage [Member]
Total Revenues	22,800	19,117	43,137	32,547
Las Vegas Locals [Member] | Occupancy [Member]
Total Revenues	22,889	18,481	42,546	29,168
Las Vegas Locals [Member] | Product and Service, Other [Member]
Total Revenues	13,897	10,986	27,875	20,070
Downtown Las Vegas [Member]
Total Revenues	53,899	38,780	103,383	60,213
Downtown Las Vegas [Member] | Casino [Member]
Total Revenues	34,934	27,190	67,377	42,036
Downtown Las Vegas [Member] | Food and Beverage [Member]
Total Revenues	10,573	6,502	20,282	10,314
Downtown Las Vegas [Member] | Occupancy [Member]
Total Revenues	6,204	3,448	11,600	5,269
Downtown Las Vegas [Member] | Product and Service, Other [Member]
Total Revenues	2,188	1,640	4,124	2,594
Midwest and South [Member]
Total Revenues	604,090	618,727	1,187,787	1,168,178
Midwest and South [Member] | Casino [Member]
Total Revenues	473,116	512,761	935,037	966,619
Midwest and South [Member] | Food and Beverage [Member]
Total Revenues	36,926	31,809	70,623	58,679
Midwest and South [Member] | Occupancy [Member]
Total Revenues	20,811	17,148	38,167	30,630
Midwest and South [Member] | Product and Service, Other [Member]
Total Revenues	$ 73,237	$ 57,009	$ 143,960	$ 112,250