Leases - Narrative (Time Chart-Out and Charter-In) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) leaseContractType	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Lessee, Lease, Description [Line Items]
Number of lease contract types | leaseContractType	2
Impairment of operating lease right-of-use assets | $	$ 722	$ 2,212	$ 0
Minimum | Time Charter-Out Contracts
Lessee, Lease, Description [Line Items]
Lessee, term of contract	30 days
Minimum | Time Charter-In Contracts
Lessee, Lease, Description [Line Items]
Lessor, term of contract	30 days
Maximum | Time Charter-Out Contracts
Lessee, Lease, Description [Line Items]
Lessee, term of contract	2 years
Maximum | Time Charter-In Contracts
Lessee, Lease, Description [Line Items]
Lessor, term of contract	2 years