Annual report pursuant to Section 13 and 15(d)

Note 17 - Commitments and Contingencies (Details Textual)

v3.19.1
Note 17 - Commitments and Contingencies (Details Textual)
$ in Thousands
Dec. 31, 2018
USD ($)
Unrecorded Unconditional Purchase Obligation, Total $ 78,178
Unrecorded Unconditional Purchase Obligation, Due within Four Years 20,200
Windcat Workboats Ltd. [Member]  
Line of Credit Facility, Remaining Borrowing Capacity $ 2,500
Minimum [Member]  
Lessee, Operating Lease, Term of Contract 1 year
Maximum [Member]  
Lessee, Operating Lease, Term of Contract 3 years
FSV Offshore Support Vessels [Member]  
Unrecorded Unconditional Purchase Obligation, Maximum Quantity 4
Supply Vessels [Member]  
Unrecorded Unconditional Purchase Obligation, Maximum Quantity 3
Crew Transfer Vessels [Member]  
Unrecorded Unconditional Purchase Obligation, Maximum Quantity 2
Platform Supply Vessels [Member]  
Unrecorded Unconditional Purchase Obligation, Maximum Quantity 3