Other balance sheet items - Schedule of Impairment Loss (Details) - USD ($)			3 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended
	Oct. 01, 2020	Jul. 01, 2020	Dec. 31, 2020	Mar. 31, 2020	Dec. 31, 2020	Sep. 30, 2020	Dec. 31, 2020	Dec. 31, 2019
Goodwill [Line Items]
Impairment loss				$ 17,700,000			$ 19,788,000
Immaterial Error Correction
Goodwill [Line Items]
Impairment loss					$ 1,500,000
Jamaica
Goodwill [Line Items]
Impairment loss	$ 0						19,788,000
Jamaica | Jewel Runaway Bay Beach Resort & Waterpark
Goodwill [Line Items]
Impairment loss							7,604,000
Jamaica | Jewel Dunn’s River Beach Resort & Spa
Goodwill [Line Items]
Impairment loss							5,612,000
Jamaica | Jewel Paradise Cove Beach Resort & Spa
Goodwill [Line Items]
Impairment loss							4,489,000
Jamaica | Hilton Rose Hall Resort & Spa
Goodwill [Line Items]
Impairment loss			$ 2,000,000.0				2,033,000
Yucatán Peninsula
Goodwill [Line Items]
Impairment loss		$ 0					$ 0
Yucatán Peninsula | Panama Jack Resorts Cancun
Goodwill [Line Items]
Impairment loss						$ 0
Yucatán Peninsula | Panama Jack Resorts Playa del Carmen
Goodwill [Line Items]
Impairment loss								$ 6,168,000