Description of Business and Organization (Details)	Sep. 30, 2026 item
Description Of Business And Organization [Line Items]
Number of cruise ships	33
Capacity of ship, berths	72,000
Number of cruise ships commencing long-term charters to third parties	2
Ships launching period in 2026 through 2036
Description Of Business And Organization [Line Items]
Number of additional ships	4
Ships launching period in 2026 through 2037
Description Of Business And Organization [Line Items]
Number of additional ships	16
Number of classes of ships	3
Ships launching period in 2030 through 2037
Description Of Business And Organization [Line Items]
Number of additional ships	5
Ships launching period in 2027 through 2037
Description Of Business And Organization [Line Items]
Number of additional ships	5
Ships launching period in 2027 and 2028
Description Of Business And Organization [Line Items]
Number of additional ships	2