Property and Equipment (Schedule of Property and Equipment) (Details) - USD ($) $ in Thousands		Dec. 31, 2022	Dec. 31, 2021
Property, Plant and Equipment [Abstract]
Ships		$ 34,343,826	$ 31,357,703
Ship improvements		2,367,289	2,152,457
Ships under construction		1,060,736	1,180,486
Land, buildings and improvements, including leasehold improvements and port facilities		771,739	746,785
Computer hardware and software, transportation equipment and other		1,531,837	1,650,249
Total property and equipment		40,075,427	37,087,680
Less—accumulated depreciation and amortization	[1]	(12,528,982)	(11,179,731)
Property and equipment, net		$ 27,546,445	$ 25,907,949

[1] Amount includes accumulated depreciation and amortization for assets in service.