Long-term Debt - Caravelle Japanese Financing (Details) - Caravelle Japanese Financing $ in Millions	Mar. 31, 2022 USD ($)
Long-term Debt
Value of vessel transferred	$ 71.5
Term of charter agreement	10 years
Proceeds from sale of vessel	$ 50.0
Deposit retained by buyer used for purchase payment	21.5
Repayment of debt	$ 24.8
Fixed interest rate	4.20%
Estimated financing cost to be incurred	$ 0.3
Monthly brokerage commission (as a percent)	1.25%
Brokerage commission fee on exercised purchase option (as a percent)	0.50%
Monthly principal payments on debt	$ 0.3
Loan term period	10 years
Balloon payment	$ 14.0

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Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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