Property and Equipment - Schedule of Property and equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Property, Plant and Equipment [Line Items]
Less accumulated depreciation	$ (891,747)	$ (932,614)
Property and equipment, net	1,417,570	1,433,169
Vessels [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,806,704	1,705,719
Vessel Related Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	400,279	391,985
Buoy and Pipeline [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	12,383	11,553
Finance Lease Right-of-Use Assets [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	40,007	219,435
Other Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	16,556	16,068
Assets in Progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 33,388	$ 21,023