Note 3 - Revenues (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

	Contract Liabilities
(In thousands)	(unaudited)
Balance as of January 1, 2020	$	72,051
Recognized in tour revenues during the period		(68,182	)
Additional contract liabilities in period		88,689
Balance as of September 30, 2020	$	92,558

Disaggregation of Revenue [Table Text Block]

	For the three months ended September 30,						For the nine months ended September 30,
	2020			2019			2020			2019
Guest ticket revenue:	(unaudited)			(unaudited)			(unaudited)			(unaudited)
Direct		32	%		48	%		41	%		44	%
National Geographic		0	%		14	%		18	%		16	%
Agencies		26	%		21	%		24	%		23	%
Affinity		6	%		10	%		6	%		8	%
Guest ticket revenue		64	%		93	%		89	%		91	%
Other tour revenue		36	%		7	%		11	%		9	%
Tour revenues		100	%		100	%		100	%		100	%