v3.21.1

PARTNERS' EQUITY (Tables)

3 Months Ended

Mar. 31, 2021

Distribution Made to Preferred Limited Partner [Line Items]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The balance of and changes in the components included in AOCI were as follows:

			Three Months Ended March 31,
			2021																								2020
			Foreign Currency Translation						Cash Flow Hedges						Pension and Other Postretirement Benefits						Total						Foreign Currency Translation						Cash Flow Hedges						Pension and Other Postretirement Benefits						Total
			(Thousands of Dollars)
Balance as of January 1			$	(42,362)					$	(42,150)					$	(12,144)					$	(96,656)					$	(43,772)					$	(16,124)					$	(8,000)					$	(67,896)
Other comprehensive income (loss):
Other comprehensive income (loss) before reclassification adjustments			957						—						—						957						(6,828)						(29,830)						—						(36,658)
Net gain on pension costs reclassified into other income, net			—						—						(187)						(187)						—						—						(305)						(305)
Net loss on cash flow hedges reclassified into interest expense, net			—						1,348						—						1,348						—						647						—						647
Other			—						—						2						2						—						—						3						3
Other comprehensive income (loss)			957						1,348						(185)						2,120						(6,828)						(29,183)						(302)						(36,313)
Balance as of March 31			$	(41,405)					$	(40,802)					$	(12,329)					$	(94,536)					$	(50,600)					$	(45,307)					$	(8,302)					$	(104,209)

Preferred Limited Partner [Member]

Distribution Made to Preferred Limited Partner [Line Items]

Distributions Made to Limited Partner, by Distribution [Table Text Block]

Distributions on our Series A, B and C Preferred Units are payable out of any legally available funds, accrue and are cumulative from the original issuance dates, and are payable on the 15th day (or next business day) of each of March, June, September and December of each year to holders of record on the first business day of each payment month as follows (until the distribution rate changes to a floating rate):

Units																														Fixed Distribution Rate Per Unit Per Quarter						Fixed Distribution Per Quarter						Date at Which Distribution Rate Becomes Floating
																																				(Thousands of Dollars)
Series A Preferred Units																														$	0.53125					$	4,813					December 15, 2021
Series B Preferred Units																														$	0.47657					$	7,339					June 15, 2022
Series C Preferred Units																														$	0.56250					$	3,881					December 15, 2022

Common Limited Partner [Member]

Distribution Made to Preferred Limited Partner [Line Items]

Distributions Made to Limited Partner, by Distribution [Table Text Block]

The following table summarizes information about quarterly cash distributions declared for our common limited partners:

Quarter Ended						Cash Distributions Per Unit						Total Cash Distributions						Record Date						Payment Date
												(Thousands of Dollars)
March 31, 2021						$	0.40					$	43,834					May 10, 2021						May 14, 2021
December 31, 2020						$	0.40					$	43,787					February 8, 2021						February 12, 2021

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