Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Tour revenues	$ 89,654	$ 82,410
Operating expenses:
Cost of tours	39,017	35,871
General and administrative	16,082	15,050
Selling and marketing	14,002	12,073
Depreciation and amortization	6,188	5,045
Total operating expenses	75,289	68,039
Operating income	14,365	14,371
Other expense:
Interest expense, net	(2,989)	(2,734)
Gain (loss) on foreign currency	656	(451)
Other (expense) income	(19)	8
Total other expense	(2,352)	(3,177)
Income before income taxes	12,013	11,194
Income tax (benefit) expense	(3,066)	277
Net income	15,079	10,917
Net income attributable to noncontrolling interest	406	121
Net income available to common stockholders	$ 14,673	$ 10,796
Weighted average shares outstanding
Basic (in shares)	45,565,381	45,274,540
Diluted (in shares)	47,429,343	45,667,565
Net income per share available to common stockholders
Basic (in dollars per share)	$ 0.32	$ 0.24
Diluted (in dollars per share)	$ 0.31	$ 0.24