Leases (Textuals) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2019 |
Jan. 01, 2019 |
|
| Lessee, Lease, Description [Line Items] | ||
| Operating lease right-of-use assets | $ 235,000 | |
| Operating Lease, Liability, Statement of Financial Position [Extensible List] | nclh:AccruedLiabilitiesAndOtherLiabilitiesCurrent us-gaap:OtherLiabilitiesNoncurrent | |
| Operating lease liability | $ 246,369 | |
| Reclassification operating right of use assets | 8,800 | |
| Undiscounted minimum annual guarantees | $ 1,100,000 | |
| Lessee, Operating Lease, Existence of Option to Extend | true | |
| Renewal term | 5 years | |
| ASU No. 2016-02 | Effect of Change | ||
| Lessee, Lease, Description [Line Items] | ||
| Operating lease liability | $ 243,800 |