Annual report pursuant to Section 13 and 15(d)

Goodwill and Intangible Assets - Changes in goodwill due to acquisition (Detail)

v2.4.1.9
Goodwill and Intangible Assets - Changes in goodwill due to acquisition (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]  
Balance $ 403,805us-gaap_Goodwill
Goodwill assigned in purchase price allocations (see Note 4) 985,126nclh_IncreaseInGoodwillDueToAcquisition
Balance $ 1,388,931us-gaap_Goodwill