Goodwill and Intangible Assets - Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Goodwill [Line Items] | ||
| Balance | $ 1,388,931 | |
| Impairment loss | (1,290,797) | |
| Balance | 98,134 | |
| Impairment of trade names | 317,000 | |
| Trade names | 500,525 | $ 817,525 |
| Norwegian Cruise Line | ||
| Goodwill [Line Items] | ||
| Balance | 403,805 | |
| Impairment loss | (403,805) | |
| Oceania Cruises | ||
| Goodwill [Line Items] | ||
| Balance | 523,026 | |
| Impairment loss | (523,026) | |
| Regent Seven Seas Cruises | ||
| Goodwill [Line Items] | ||
| Balance | 462,100 | |
| Impairment loss | (363,966) | |
| Balance | 98,134 | |
| Trade names | ||
| Goodwill [Line Items] | ||
| Impairment of trade names | 0 | |
| Trade names | 500,500 | |
| Trade names | Norwegian Cruise Line | ||
| Goodwill [Line Items] | ||
| Trade names | 207,500 | |
| Trade names | Oceania Cruises | ||
| Goodwill [Line Items] | ||
| Impairment of trade names | 170,000 | |
| Trade names | 140,000 | |
| Trade names | Regent Seven Seas Cruises | ||
| Goodwill [Line Items] | ||
| Impairment of trade names | 147,000 | |
| Trade names | $ 153,000 |
| X | ||||||||||
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|