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v3.20.2

General (Details) $ / shares in Units, € in Billions |  |  | 1 Months Ended | 9 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 09, 2020 $ / shares shares | Jun. 30, 2020 USD ($) | Jun. 30, 2020 EUR (€) | Oct. 31, 2020 USD ($) $ / shares shares | Jun. 30, 2020 GBP (£) | Sep. 30, 2020 USD ($) brand $ / shares shares | Sep. 30, 2020 GBP (£) | Sep. 30, 2020 GBP (£) brand shares | Aug. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) $ / shares shares | Dec. 31, 2019 GBP (£) shares | Dec. 31, 2018 | Jul. 31, 2018
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of cruise brands | brand |  |  |  |  |  |  | 4 |  | 4 |  |  |  |  |
Interest acquired |  | 33.30% |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares issued (in shares) | shares |  | 5,200,000 |  |  |  |  | 242,502,983 |  | 242,502,983 |  | 236,547,842 | 236,547,842 |  |
Common stock, par value (in dollars per share) | $ / shares |  | $ 0.01 |  |  |  |  | $ 0.01 |  |  |  | $ 0.01 |  |  |
Liquidity |  |  |  |  |  |  | $ 3,700,000,000 |  |  |  |  |  |  |
Cash and cash equivalents |  |  |  |  |  |  | 3,016,788,000 |  |  |  | $ 243,738,000 |  |  |
Increase in liquidity |  |  |  |  |  |  | 8,100,000,000 |  |  |  |  |  |  |
Long-term debt |  |  |  |  |  |  | 6,200,000,000 |  |  |  |  |  |  |
Commercial paper | £ |  |  |  |  |  | £ 300,000,000.0 |  | £ 300,000,000.0 |  |  |  |  |  |
Increase in liquidity due to deferral of existing debt amortization |  |  |  |  |  |  | 900,000,000 |  |  |  |  |  |  |
Debt covenant, monthly minimum liquidity |  |  |  |  |  |  | 500,000,000.0 |  |  |  |  |  |  |
Maximum additional collateral or reserves potentially needed |  |  |  |  |  |  | 75,000,000 |  |  |  |  |  |  |
Collateral amount |  |  |  |  |  |  | 80,000,000 |  |  |  |  |  |  |
Convertible notes |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 1,150,000,000 |  |  |  | $ 1,150,000,000 |  |  |  |  |  |  |
Interest rate | [1] |  |  |  |  |  | 4.25% |  | 4.25% |  |  |  |  |
Commercial Paper |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings outstanding |  |  |  |  |  |  | $ 387,900,000 |  | £ 300,000,000.0 |  |  | £ 1,400,000,000 |  |
Hapag-Lloyd Cruises | TUI Cruises |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  | 1,300,000,000 | € 1.2 |  |  |  |  |  |  |  |  |  |
Silversea Cruises |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of business acquired |  |  |  |  |  |  |  |  |  |  |  |  | 66.70% | 66.70%
Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  |  |  |  | $ 0.01 |  |  |  |  |  |  |  |  |
Number of shares sold (in shares) | shares |  |  |  |  | 9,600,000 |  |  |  |  |  |  |  |  |
Sale of stock, price per share (in dollars per share) | $ / shares |  |  |  |  | $ 60.00 |  |  |  |  |  |  |  |  |
Proceeds from sale of stock, gross |  |  |  |  | $ 575,000,000 |  |  |  |  |  |  |  |  |
Debt covenant, monthly minimum liquidity |  |  |  |  | 350,000,000.0 |  |  |  |  |  |  |  |  |
Subsequent Event | Senior Convertible Notes Due 2023 | Convertible notes |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  | $ 575,000,000 |  |  |  |  |  |  |  |  |
Interest rate |  |  |  |  | 2.875% |  |  |  |  |  |  |  |  |
Revolving Credit Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Increase to revolving credit facility |  |  |  |  |  |  | 600,000,000 |  |  |  |  |  |  |
Long-term debt |  |  | $ 11,000,000,000.0 |  |  |  |  |  |  |  |  |  |  |
Line of Credit | Term Loan Facility, $700 Million |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum borrowing capacity |  |  |  |  |  |  | $ 700,000,000 |  |  | $ 700,000,000 |  |  |  |
TUI Cruises |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in a joint venture, percentage of interest |  |  |  |  |  |  | 50.00% |  | 50.00% |  |  |  |  |
TUI Cruises | Not Primary Beneficiary |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in a joint venture, percentage of interest |  |  |  |  |  |  | 50.00% |  | 50.00% |  |  |  |  |
Pullmantur Holdings |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment in a joint venture, percentage of interest |  |  |  |  |  |  | 49.00% |  | 49.00% |  |  |  |  |
[1] | Interest rates based on outstanding loan balance as of September 30, 2020 and, for variable rate debt, include either LIBOR or EURIBOR plus the applicable margin.

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