Leases (Details) $ in Millions |
Sep. 30, 2018
USD ($)
item
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Dec. 31, 2017
USD ($)
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Capital Leased Assets [Line Items] | ||
Total minimum lease payments | $ 50 | |
Imputed interest included in payments | 20 | |
Current capital lease obligations | 1 | |
Non-current capital lease obligations | $ 29 | $ 0 |
Tug Vessels Under Contract [Member] | ||
Capital Leased Assets [Line Items] | ||
Tug vessels under capital lease | item | 4 | |
Tug Vessels Received [Member] | ||
Capital Leased Assets [Line Items] | ||
Tug vessels under capital lease | item | 2 |
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- Definition Amount of capital lease obligation due within one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The number of units (items of property) under capital lease arrangements. No definition available.
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- Definition Amount of minimum lease payments for capital leases. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount necessary to reduce net minimum lease payments to present value for capital leases. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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- Details
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