Description of Business and Organization (Details)	Mar. 31, 2022 item
Description Of Business And Organization [Line Items]
Number of cruise ships	28
Capacity of ship, berths	59,150
Number of additional ships	9
Increased number of berths	83,000
Ship order delivery in 2023
Description Of Business And Organization [Line Items]
Capacity of ship, berths	750
Number of additional ships	1
Ships launching period in 2022 through 2027
Description Of Business And Organization [Line Items]
Number of additional ships	6
Ships launching period in 2023 and 2025
Description Of Business And Organization [Line Items]
Capacity of ship, berths	1,200
Number of additional ships	2