Revenues (Tables)

12 Months Ended

Dec. 31, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

The following table disaggregates our total revenues by geographic regions where we provide cruise itineraries (in thousands):

	Year Ended December 31,
	2018		2017		2016
Revenues by itinerary
North America(1)	$	5,399,951	$	5,062,305	$	4,606,875
Asia/Pacific(2)	1,463,083		1,588,802		1,536,799
Europe(3)	1,914,549		1,509,586		1,711,496
Other regions	348,145		285,954		354,529
Total revenues by itinerary	9,125,728		8,446,647		8,209,699
Other revenues(4)	368,121		331,198		286,702
Total revenues	$	9,493,849	$	8,777,845	$	8,496,401

(1) Includes the United States, Canada, Mexico and the Caribbean.

(2) Includes Southeast Asia (e.g., Singapore, Thailand and the Philippines), East Asia (e.g., China and Japan), South Asia (e.g., India and Pakistan) and Oceania (e.g., Australia and Fiji Islands) regions.

(3) Includes European countries (e.g., the Nordics, Germany, France, Italy, Spain and the United Kingdom).

(4) Includes revenues primarily related to cancellation fees, vacation protection insurance and pre- and post-cruise tours. Amounts also include revenues related to our bareboat charter, procurement and management related services we perform on behalf of our unconsolidated affiliates. Refer to Note 8. Other Assets for more information on our unconsolidated affiliates.

For the years ended December 31, 2018, 2017 and 2016, our guests were sourced from the following areas:

	Year Ended December 31,
	2018		2017		2016
Passenger ticket revenues:
United States	61	%	59	%	55	%
United Kingdom	10	%	9	%	10	%
All other countries (1)	29	%	32	%	35	%

(1) No other individual country's revenue exceeded 10% for the years ended December 31, 2018, 2017 and 2016.