Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2019

Long-term Purchase Commitment [Line Items]

Summary Of Purchase And Sale Commitments

We account for derivatives at fair value with the exception of commitments that have been designated as normal purchases and sales for which we do not record assets or liabilities related to these agreements until the product is purchased or sold. At September 30, 2019, such commitments included the following (in thousands):

	Volume (Barrels)	Value
Fixed price purchases	3,290	$	186,828
Fixed price sales	3,450	$	197,141
Floating price purchases	16,148	$	857,663
Floating price sales	18,675	$	911,289

Long-term Purchase Commitment [Table Text Block]

The approximate amount of future obligation is as follows (in thousands):

For year ending:
December 31, 2019	$	2,517
December 31, 2020	9,277
December 31, 2021	7,489
December 31, 2022	7,048
December 31, 2023	2,913
Total expected future payments	$	29,244

Recorded Unconditional Purchase Obligations [Table Text Block]

The approximate amount of future obligations is as follows (in thousands):

For year ending:
December 31, 2019	$	5,511
December 31, 2020	19,751
December 31, 2021	12,976
December 31, 2022	13,231
December 31, 2023	13,496
Thereafter	6,816
Total expected future payments	$	71,781