Annual report pursuant to Section 13 and 15(d)

Goodwill and Trade Names (Details)

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Goodwill and Trade Names (Details)
$ in Thousands
1 Months Ended 12 Months Ended
Mar. 31, 2020
item
Dec. 31, 2021
USD ($)
item
Dec. 31, 2020
USD ($)
Schedule Of Intangible Assets [Line Items]      
Number of reporting units | item 3 3  
Goodwill   $ 98,134 $ 98,134
Trade names   500,525 500,525
Regent Seven Seas Cruises      
Schedule Of Intangible Assets [Line Items]      
Goodwill   $ 98,134 98,134
Trade Names      
Schedule Of Intangible Assets [Line Items]      
Trade names     500,500
Trade Names | Norwegian Cruise Line      
Schedule Of Intangible Assets [Line Items]      
Trade names     207,500
Trade Names | Oceania Cruises      
Schedule Of Intangible Assets [Line Items]      
Impairment of trade names     170,000
Trade names     140,000
Trade Names | Regent Seven Seas Cruises      
Schedule Of Intangible Assets [Line Items]      
Impairment of trade names     147,000
Trade names     $ 153,000