Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2020

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

The following table summarizes our contract assets and contract liabilities (in millions):



	June 30, 2020		December 31, 2019
Contract assets (non-current)	$	1.2	$	1.2
Contract liabilities (current)⁽¹⁾	$	10.2	$	8.8
Contract liabilities (non-current)⁽¹⁾	$	159.6	$	144.7

(1)

During the three and six months ended June 30, 2020, we recognized revenues of approximately $3.1 million and $6.9 million that were previously included in contract liabilities (current) at December 31, 2019. The remaining change in our contract liabilities during the three and six months ended June 30, 2020, related to capital reimbursements associated with our revenue contracts and revenue deferrals associated with our contracts with increasing (decreasing) rates.

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

The following table summarizes the transaction price allocated to our remaining performance obligations under certain contracts that have not been recognized as of June 30, 2020 (in millions):



Remainder of 2020	$	52.3
2021	94.1
2022	63.2
2023	8.0
2024	3.3
Total	$	220.9

Disaggregation of Revenue

Disaggregation of Revenues

The following tables summarize our revenues from contracts with customers disaggregated by type of product/service sold and by commodity type for each of our segments for the three and six months ended June 30, 2020 and 2019 (in millions). We believe this summary best depicts how the nature, amount, timing and uncertainty of our revenues and cash flows are affected by economic factors.



	Three Months Ended June 30, 2020
	Gathering and Processing		Storage and Transportation		Marketing, Supply and Logistics		Intersegment Elimination			Total
Topic 606 revenues
Gathering
Natural gas	$	33.2	$	—	$	—	$	—		$	33.2
Crude oil	17.9		—		—		—			17.9
Water	18.3		—		—		—			18.3
Processing
Natural gas	7.1		—		—		—			7.1
Compression
Natural gas	5.7		—		—		—			5.7
Storage
Crude oil	0.4		1.1		—		(0.8		)	0.7
NGLs	—		—		3.6		—			3.6
Pipeline
Crude oil	—		1.3		—		(0.4		)	0.9
NGLs	—		—		0.2		—			0.2
Transportation
Crude oil	1.5		—		0.3		—			1.8
NGLs	—		—		2.6		—			2.6
Rail Loading
Crude oil	—		2.9		—		(1.2		)	1.7
Product Sales
Natural gas	6.9		—		15.5		(6.8		)	15.6
Crude oil	34.8		—		102.0		(7.1		)	129.7
NGLs	3.0		—		92.4		(0.3		)	95.1
Other	—		0.2		0.2		(0.1		)	0.3
Total Topic 606 revenues	128.8		5.5		216.8		(16.7		)	334.4
Non-Topic 606 revenues⁽¹⁾	—		—		18.3		—			18.3
Total revenues	$	128.8	$	5.5	$	235.1	$	(16.7	)	$	352.7


(1)	Represents revenues primarily related to our commodity-based derivatives. See Note 6 for additional information related to our price risk management activities.



	Three Months Ended June 30, 2019
	Gathering and Processing		Storage and Transportation		Marketing, Supply and Logistics		Intersegment Elimination			Total
Topic 606 revenues
Gathering
Natural gas	$	42.9	$	—	$	—	$	—		$	42.9
Crude oil	15.1		—		—		—			15.1
Water	19.0		—		—		—			19.0
Processing
Natural gas	8.1		—		—		—			8.1
Compression
Natural gas	6.2		—		—		—			6.2
Storage
Crude oil	0.5		1.5		—		(0.5		)	1.5
NGLs	—		—		1.3		—			1.3
Pipeline
Crude oil	—		1.5		—		(0.5		)	1.0
Transportation
Crude oil	1.8		—		1.5		—			3.3
NGLs	—		—		2.1		—			2.1
Rail Loading
Crude oil	—		3.9		—		(1.4		)	2.5
Product Sales
Natural gas	10.9		—		7.9		(4.8		)	14.0
Crude oil	110.2		—		291.4		(16.0		)	385.6
NGLs	10.4		—		133.9		(4.5		)	139.8
Other	—		1.2		0.3		(0.9		)	0.6
Total Topic 606 revenues	225.1		8.1		438.4		(28.6		)	643.0
Non-Topic 606 revenues⁽¹⁾	—		—		40.4		—			40.4
Total revenues	$	225.1	$	8.1	$	478.8	$	(28.6	)	$	683.4


(1)	Represents revenues primarily related to our commodity-based derivatives. See Note 6 for additional information related to our price risk management activities.



	Six Months Ended June 30, 2020
	Gathering and Processing		Storage and Transportation		Marketing, Supply and Logistics		Intersegment Elimination			Total
Topic 606 revenues
Gathering
Natural gas	$	77.0	$	—	$	—	$	—		$	77.0
Crude oil	44.4		—		—		—			44.4
Water	41.3		—		—		—			41.3
Processing
Natural gas	17.3		—		—		—			17.3
Compression
Natural gas	12.0		—		—		—			12.0
Storage
Crude oil	0.9		1.7		—		(1.2		)	1.4
NGLs	—		—		5.2		—			5.2
Pipeline
Crude oil	—		2.9		—		(0.9		)	2.0
NGLs	—		—		0.2		—			0.2
Transportation
Crude oil	3.5		—		1.9		—			5.4
NGLs	—		—		4.3		—			4.3
Rail Loading
Crude oil	—		6.3		—		(2.6		)	3.7
Product Sales
Natural gas	18.9		—		33.8		(18.5		)	34.2
Crude oil	155.9		—		352.2		(23.4		)	484.7
NGLs	12.5		—		252.7		(12.2		)	253.0
Other	—		0.7		0.7		(0.5		)	0.9
Total Topic 606 revenues	383.7		11.6		651.0		(59.3		)	987.0
Non-Topic 606 revenues⁽¹⁾	—		—		93.6		—			93.6
Total revenues	$	383.7	$	11.6	$	744.6	$	(59.3	)	$	1,080.6


(1)	Represents revenues primarily related to our commodity-based derivatives. See Note 6 for additional information related to our price risk management activities.



	Six Months Ended June 30, 2019
	Gathering and Processing		Storage and Transportation		Marketing, Supply and Logistics		Intersegment Elimination			Total
Topic 606 revenues
Gathering
Natural gas	$	73.1	$	—	$	—	$	—		$	73.1
Crude oil	30.4		—		—		—			30.4
Water	35.8		—		—		—			35.8
Processing
Natural gas	10.6		—		—		—			10.6
Compression
Natural gas	12.2		—		—		—			12.2
Storage
Crude oil	1.0		2.9		—		(1.2		)	2.7
NGLs	—		—		2.6		—			2.6
Pipeline
Crude oil	—		3.2		—		(1.2		)	2.0
Transportation
Crude oil	3.3		—		3.0		—			6.3
NGLs	—		—		6.2		—			6.2
Rail Loading
Crude oil	—		11.1		—		(2.8		)	8.3
Product Sales
Natural gas	29.7		—		30.2		(11.4		)	48.5
Crude oil	241.8		—		581.5		(59.3		)	764.0
NGLs	22.3		—		355.4		(7.3		)	370.4
Other	—		2.3		0.3		(1.8		)	0.8
Total Topic 606 revenues	460.2		19.5		979.2		(85.0		)	1,373.9
Non-Topic 606 revenues⁽¹⁾	—		—		144.7		—			144.7
Total revenues	$	460.2	$	19.5	$	1,123.9	$	(85.0	)	$	1,518.6

(1)

Represents revenues primarily related to our commodity-based derivatives. See Note 6 for additional information related to our price risk management activities.