Note 1 - Summary of Significant Accounting Policies - Schedule of Promotional Allowances (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Food and Beverage [Member]
Promotional allowance	$ 215,989	$ 182,960	$ 171,904
Occupancy [Member]
Promotional allowance	96,296	81,671	76,565
Product and Service, Other [Member]
Promotional allowance	$ 14,908	$ 11,939	$ 10,900