Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

Document and Entity Information - USD ($)
$ in Billions
12 Months Ended
Dec. 31, 2020
Feb. 16, 2021
Jun. 30, 2020
Document And Entity Information      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2020    
Document Transition Report false    
Entity File Number 001-35784    
Entity Incorporation, State or Country Code D0    
Entity Tax Identification Number 98-0691007    
Entity Address, Address Line One 7665 Corporate Center Drive    
Entity Address, City or Town Miami    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 33126    
City Area Code 305    
Local Phone Number 436-4000    
Title of 12(b) Security Ordinary shares, par value $0.001 per share    
Trading Symbol NCLH    
Security Exchange Name NYSE    
Entity Well Known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Common Stock Shares Outstanding   315,741,941  
Entity Public Float     $ 4.2
Entity Central Index Key 0001513761    
Current Fiscal Year End Date --12-31    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Amendment Flag false    
ICFR Auditor Attestation Flag true