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Restructuring Charge	12 Months Ended
Restructuring Charge	Dec. 31, 2018
Restructuring and Related Activities [Abstract]
Restructuring Charge	Restructuring Charge During the year ended December 31, 2018, the Partnership recognized a restructuring charge of $1.5 million, mainly relating to severance costs from crew reduction on the Petrojarl Varg FPSO unit, which is currently in lay-up. The Partnership incurred a total of $1.5 million of restructuring charges under this plan. During the year ended December 31, 2017, the Partnership recognized a restructuring charge of $2.7 million, mainly relating to severance costs from the termination of the charter contract for the Arendal Spirit UMS and the resulting decommissioning of the unit. The Partnership incurred a total of $2.7 million of restructuring charges under this plan. During the year ended December 31, 2016, the Partnership recognized a restructuring charge of $4.6 million, mainly relating to the reorganization of the Partnership's FPSO business to create better alignment with the Partnership's offshore operations, resulting in a lower cost organization going forward. The Partnership incurred a total of $4.7 million of restructuring charges under this plan. As of December 31, 2018 and December 31, 2017, restructuring liabilities of $1.5 million and $0.4 million, respectively, were recorded in accrued liabilities on the consolidated balance sheet.