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Debt - Iceland Credit Facility Schedule (Details) - Iceland revolving line of credit - U.S. revolving credit facility
$ in Millions
Sep. 30, 2023
USD ($)
Line of Credit Facility [Line Items]  
Credit facility maximum amount $ 100.0
Borrowing availability 100.0
Outstanding letters of credit issued 0.0
Outstanding borrowings 0.0
Borrowing availability, net of borrowings $ 100.0