Description of Business and Organization (Details)	Sep. 30, 2024 item
Description Of Business And Organization [Line Items]
Number of cruise ships	32
Capacity of ship, berths	66,400
Ships launching period in 2025 through 2028
Description Of Business And Organization [Line Items]
Number of additional ships	4
Ship to be delivered in 2025
Description Of Business And Organization [Line Items]
Number of additional ships	1
Ships launching period in 2025 through 2036
Description Of Business And Organization [Line Items]
Number of additional ships	13
Ships launching period in 2027 through 2031
Description Of Business And Organization [Line Items]
Number of additional ships	4
Ships launching period in 2026 and 2029
Description Of Business And Organization [Line Items]
Number of additional ships	2
Ships launching period in 2030 through 2036
Description Of Business And Organization [Line Items]
Number of additional ships	4
Ships launching period in 2030 and 2031
Description Of Business And Organization [Line Items]
Number of additional cruise ships, expected to be cancelled	2