UNCONSOLIDATED AFFILIATES (Notes)

6 Months Ended

Jun. 30, 2022

Equity Method Investments and Joint Ventures [Abstract]

UNCONSOLIDATED AFFILIATES

UNCONSOLIDATED AFFILIATES

Equity in Net Earnings from Investments - The following table sets forth our equity in net earnings from investments for the periods indicated:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
	(Thousands of dollars)
Northern Border Pipeline	$	16,347	$	12,586	$	36,472	$	32,825
Roadrunner	9,300		7,602		18,441		15,351
Overland Pass Pipeline	7,885		4,739		12,893		7,711
Other	2,098		793		4,164		3,153
Equity in net earnings from investments	$	35,630	$	25,720	$	71,970	$	59,040

We incurred expenses in transactions with unconsolidated affiliates of $15.6 million and $12.5 million for the three months ended June 30, 2022 and 2021, respectively, and $30.1 million and $28.0 million for the six months ended June 30, 2022 and 2021, respectively, primarily related to Northern Border Pipeline and Overland Pass Pipeline. Revenue earned and accounts receivable from, and accounts payable to, our equity-method investees were not material.

We have an operating agreement with Roadrunner that provides for reimbursement or payment to us for management services and certain operating costs. Reimbursements and payments from Roadrunner included in operating income in our Consolidated Statements of Income for all periods presented were not material.