Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228

Name:	us-gaap_AssetImpairmentCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Property and Equipment (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended	6 Months Ended
Property and Equipment (Details) - USD ($) $ in Millions	Jul. 31, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Cruise ships on order
Property, Plant and Equipment [Line Items]
Aggregate cost of ships on order, not including TUI cruises on order			$ 9,400.0
Cruise ships on order \| Silversea Cruises \| Silversea Cruises \| Scenario, Forecast
Property, Plant and Equipment [Line Items]
Aggregate cost of ships on order, not including TUI cruises on order	$ 275.0
Construction in Progress
Property, Plant and Equipment [Line Items]
Asset impairment charges		$ 40.6		$ 40.6