Segment information - Schedule of Net Revenue and Reconciliation to Gross Revenue (Details) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2018 USD ($) segment	Mar. 31, 2018 segment	Jun. 30, 2017 USD ($)	Jun. 30, 2018 USD ($) segment	Jun. 30, 2017 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	4	3		4
Segment Reporting Information [Line Items]
Total gross revenue	$ 145,572		$ 140,598	$ 322,419	$ 314,665
Management fees
Segment Reporting Information [Line Items]
Total gross revenue	55		0	351	0
Cost reimbursements
Segment Reporting Information [Line Items]
Total gross revenue	78		0	122	0
Yucatàn Peninsula
Segment Reporting Information [Line Items]
Total gross revenue	65,676		70,933	146,960	153,678
Yucatàn Peninsula | Management fees
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Yucatàn Peninsula | Cost reimbursements
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Pacific Coast
Segment Reporting Information [Line Items]
Total gross revenue	20,310		23,720	50,378	53,061
Pacific Coast | Management fees
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Pacific Coast | Cost reimbursements
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Dominican Republic
Segment Reporting Information [Line Items]
Total gross revenue	31,496		30,937	71,913	70,796
Dominican Republic | Management fees
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Dominican Republic | Cost reimbursements
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Jamaica
Segment Reporting Information [Line Items]
Total gross revenue	27,965		15,008	52,352	37,130
Jamaica | Management fees
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Jamaica | Cost reimbursements
Segment Reporting Information [Line Items]
Total gross revenue	0			0
Operating Segments
Segment Reporting Information [Line Items]
Total gross revenue	141,707		137,413	314,211	307,923
Operating Segments | Yucatàn Peninsula
Segment Reporting Information [Line Items]
Total gross revenue	63,667		68,927	142,938	149,675
Operating Segments | Pacific Coast
Segment Reporting Information [Line Items]
Total gross revenue	19,815		23,073	48,870	51,505
Operating Segments | Dominican Republic
Segment Reporting Information [Line Items]
Total gross revenue	31,496		30,938	71,913	70,796
Operating Segments | Jamaica
Segment Reporting Information [Line Items]
Total gross revenue	26,729		14,475	50,490	35,947
Segment Reconciling Items
Segment Reporting Information [Line Items]
Total gross revenue	125		0	816	0
Segment Reconciling Items | Other
Segment Reporting Information [Line Items]
Total gross revenue	(9)		2	343	2
Segment Reconciling Items | Management fees
Segment Reporting Information [Line Items]
Total gross revenue	55		0	351	0
Segment Reconciling Items | Cost reimbursements
Segment Reporting Information [Line Items]
Total gross revenue	78		0	122	0
Segment Reconciling Items | Compulsory tips
Segment Reporting Information [Line Items]
Total gross revenue	$ 3,741		$ 3,183	$ 7,392	$ 6,740