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Derivative Instruments, Hedging Activities and Fair Value Measurements (Tables) | 3 Months Ended
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Mar. 31, 2019
Derivative Instruments, Hedging Activities and Fair Value Measurements [Abstract] |
Hedging Instruments Under the FASB's Derivative and Hedging Guidance | The following table summarizes our portfolio of commodity derivative instruments outstanding at March 31, 2019 (volume measures as noted):
| Volume (1) | Accounting
Derivative Purpose | Current (2) | Long-Term (2) | Treatment
Derivatives designated as hedging instruments: |  |  |
Natural gas processing: |  |  |
Forecasted natural gas purchases for plant thermal reduction (billion cubic feet (“Bcf”)) | 14.4 | n/a | Cash flow hedge
Forecasted sales of NGLs (million barrels (“MMBbls”)) | 3.5 | n/a | Cash flow hedge
Octane enhancement: |  |  |
Forecasted purchase of NGLs (MMBbls) | 1.7 | n/a | Cash flow hedge
Forecasted sales of octane enhancement products (MMBbls) | 2.5 | n/a | Cash flow hedge
Natural gas marketing: |  |  |
Natural gas storage inventory management activities (Bcf) | 1.5 | n/a | Fair value hedge
NGL marketing: |  |  |
Forecasted purchases of NGLs and related hydrocarbon products (MMBbls) | 51.6 | 3.3 | Cash flow hedge
Forecasted sales of NGLs and related hydrocarbon products (MMBbls) | 56.1 | 1.1 | Cash flow hedge
NGLs inventory management activities (MMBbls) | 0.9 | n/a | Fair value hedge
Refined products marketing: |  |  |
Forecasted purchase of refined products (MMBbls) | 0.8 | n/a | Cash flow hedge
Forecasted sales of refined products (MMBbls) | 1.0 | n/a | Cash flow hedge
Refined products inventory management activities (MMBbls) | 0.2 | n/a | Fair value hedge
Crude oil marketing: |  |  |
Forecasted purchases of crude oil (MMBbls) | 23.8 | 1.9 | Cash flow hedge
Forecasted sales of crude oil (MMBbls) | 25.5 | 1.9 | Cash flow hedge
Propylene marketing: |  |  |
Forecasted sales of NGLs for propylene marketing activities (MMBbls) | 0.3 | n/a | Cash flow hedge
Derivatives not designated as hedging instruments: |  |  |
Natural gas risk management activities (Bcf) (3,4) | 58.2 | 0.1 | Mark-to-market
NGL risk management activities (MMBbls) (4) | 4.5 | n/a | Mark-to-market
Refined products risk management activities (MMBbls) (4) | 1.3 | n/a | Mark-to-market
Crude oil risk management activities (MMBbls) (4) | 36.4 | 2.4 | Mark-to-market
(1) Volume for derivatives designated as hedging instruments reflects the total amount of volumes hedged whereas volume for derivatives not designated as hedging instruments reflects the absolute value of derivative notional volumes. (2) The maximum term for derivatives designated as cash flow hedges, derivatives designated as fair value hedges and derivatives not designated as hedging instruments is December 2020, December 2019 and December 2020, respectively. (3) Current volumes include 14.0 Bcf of physical derivative instruments that are predominantly priced at a market-based index plus a premium or minus a discount related to location differences. (4) Reflects the use of derivative instruments to manage risks associated with transportation, processing and storage assets.
Derivative Assets and Liabilities Balance Sheet | The following table provides a balance sheet overview of our derivative assets and liabilities at the dates indicated:
|  |  | Asset Derivatives |  | Liability Derivatives |
|  |  | March 31, 2019 |  | December 31, 2018 |  | March 31, 2019 |  | December 31, 2018 |
|  |  | Balance Sheet Location |  | Fair Value |  | Balance Sheet Location |  | Fair Value |  | Balance Sheet Location |  | Fair Value |  | Balance Sheet Location |  | Fair Value |
Derivatives designated as hedging instruments |
Commodity derivatives |  | Current assets |  |  | 102.5 |  | Current assets |  |  | 138.5 |  | Current liabilities |  |  | 81.7 |  | Current liabilities |  |  | 115.0 |
Commodity derivatives |  | Other assets |  |  | 10.3 |  | Other assets |  |  | 5.6 |  | Other liabilities |  |  | 12.2 |  | Other liabilities |  |  | 11.1 |
Total |  |  |  | $ | 112.8 |  |  |  | $ | 144.1 |  |  |  | $ | 93.9 |  |  |  | $ | 126.1 |
Derivatives not designated as hedging instruments |
Commodity derivatives |  | Current assets |  | $ | 23.6 |  | Current assets |  | $ | 15.9 |  | Current liabilities |  | $ | 13.2 |  | Current liabilities |  | $ | 33.2 |
Commodity derivatives |  | Other assets |  |  | 2.0 |  | Other assets |  |  | 1.9 |  | Other liabilities |  |  | 1.3 |  | Other liabilities |  |  | 3.1 |
Total |  |  |  | $ | 25.6 |  |  |  | $ | 17.8 |  |  |  | $ | 14.5 |  |  |  | $ | 36.3 |
Offsetting Financial Assets | Certain of our commodity derivative instruments are subject to master netting arrangements or similar agreements. The following tables present our derivative instruments subject to such arrangements at the dates indicated:
| Offsetting of Financial Assets and Derivative Assets |
| Gross Amounts of Recognized Assets |  | Gross Amounts Offset in the Balance Sheet |  | Amounts of Assets Presented in the Balance Sheet |  | Gross Amounts Not Offset in the Balance Sheet |  | Amounts That Would Have Been Presented On Net Basis |
Financial Instruments |  | Cash Collateral Received |  | Cash Collateral Paid |
| (i) |  | (ii) |  | (iii) = (i) – (ii) |  | (iv) |  | (v) = (iii) + (iv) |
As of March 31, 2019: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commodity derivatives |  | $ | 138.4 |  |  | $ | -- |  |  | $ | 138.4 |  |  | $ | (108.1 | ) |  | $ | -- |  |  | $ | -- |  |  | $ | 30.3 |
As of December 31, 2018: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commodity derivatives |  | $ | 161.9 |  |  | $ | -- |  |  | $ | 161.9 |  |  | $ | (158.6 | ) |  | $ | -- |  |  | $ | -- |  |  | $ | 3.3 |
Offsetting Financial Liabilities |
| Offsetting of Financial Liabilities and Derivative Liabilities |
| Gross Amounts of Recognized Liabilities |  | Gross Amounts Offset in the Balance Sheet |  | Amounts of Liabilities Presented in the Balance Sheet |  | Gross Amounts Not Offset in the Balance Sheet |  | Amounts That Would Have Been Presented On Net Basis |
Financial Instruments |  | Cash Collateral Received |  | Cash Collateral Paid |
| (i) |  | (ii) |  | (iii) = (i) – (ii) |  | (iv) |  | (v) = (iii) + (iv) |
As of March 31, 2019: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commodity derivatives |  | $ | 108.4 |  |  | $ | -- |  |  | $ | 108.4 |  |  | $ | (108.1 | ) |  | $ | -- |  |  | $ | 27.3 |  |  | $ | 27.6 |
As of December 31, 2018: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Commodity derivatives |  | $ | 162.4 |  |  | $ | -- |  |  | $ | 162.4 |  |  | $ | (158.6 | ) |  | $ | -- |  |  | $ | (2.3 | ) |  | $ | 1.5 |
Derivative Instruments Effects on Statements of Operations | The following tables present the effect of our derivative instruments designated as fair value hedges on our Unaudited Condensed Statements of Consolidated Operations for the periods indicated:
Derivatives in Fair Value Hedging Relationships | Location |  | Gain (Loss) Recognized in Income on Derivative |
|  |  | For the Three Months Ended March 31, |
|  |  | 2019 |  |  | 2018 |
Interest rate derivatives | Interest expense |  | $ | -- |  |  | $ | 0.7 |
Commodity derivatives | Revenue |  |  | (8.5 | ) |  |  | (0.2 | )
Total |  |  | $ | (8.5 | ) |  | $ | 0.5 |
Derivatives in Fair Value Hedging Relationships | Location |  | Gain (Loss) Recognized in Income on Hedged Item |
|  |  | For the Three Months Ended March 31, |
|  |  | 2019 |  |  | 2018 |
Interest rate derivatives | Interest expense |  | $ | -- |  |  | $ | (0.8 | )
Commodity derivatives | Revenue |  |  | 9.9 |  |  |  | 3.1 |
Total |  |  | $ | 9.9 |  |  | $ | 2.3 |
Derivative Instruments Effects on Statements of Comprehensive Income | The following tables present the effect of our derivative instruments designated as cash flow hedges on our Unaudited Condensed Statements of Consolidated Operations and Unaudited Condensed Statements of Consolidated Comprehensive Income for the periods indicated:
Derivatives in Cash Flow Hedging Relationships |  | Change in Value Recognized in Other Comprehensive Income (Loss) on Derivative |
|  | For the Three Months Ended March 31, |
|  | 2019 |  |  | 2018 |
Interest rate derivatives |  | $ | -- |  |  | $ | 11.1 |
Commodity derivatives – Revenue (1) |  |  | (86.7 | ) |  |  | 3.0 |
Commodity derivatives – Operating costs and expenses (1) |  |  | (8.5 | ) |  |  | 0.4 |
Total |  | $ | (95.2 | ) |  | $ | 14.5 |
(1) The fair value of these derivative instruments will be reclassified to their respective locations on the Unaudited Condensed Statement of Consolidated Operations upon settlement of the underlying derivative transactions, as appropriate. |
Gain/(Loss) Reclassified from Accumulated Other Comprehensive Income/(Loss) to Income |
Derivatives in Cash Flow Hedging Relationships | Location |  | Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Loss) to Income |
|  |  | For the Three Months Ended March 31, |
|  |  | 2019 |  |  | 2018 |
Interest rate derivatives | Interest expense |  | $ | (9.2 | ) |  | $ | (10.5 | )
Commodity derivatives | Revenue |  |  | 65.3 |  |  |  | 14.0 |
Commodity derivatives | Operating costs and expenses |  |  | (7.0 | ) |  |  | 0.5 |
Total |  |  | $ | 49.1 |  |  | $ | 4.0 |
Gain/(Loss) Recognized in Income on Derivative | The following table presents the effect of our derivative instruments not designated as hedging instruments on our Unaudited Condensed Statements of Consolidated Operations for the periods indicated:
Derivatives Not Designated as Hedging Instruments | Location |  | Gain (Loss) Recognized in Income on Derivative |
|  |  | For the Three Months Ended March 31, |
|  |  | 2019 |  |  | 2018 |
Commodity derivatives | Revenue |  | $ | 95.1 |  |  | $ | (153.5 | )
Commodity derivatives | Operating costs and expenses |  |  | 0.1 |  |  |  | (1.5 | )
Total |  |  | $ | 95.2 |  |  | $ | (155.0 | )
Fair Value Measurements of Financial Assets and Liabilities Measured on a Recurring Basis |
|  | At March 31, 2019 Fair Value Measurements Using |  |  |  |
|  | Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Total |
Financial assets: |  |  |  |  |  |  |  |  |  |  |  |
Commodity derivatives: |  |  |  |  |  |  |  |  |  |  |  |
Value before application of CME Rule 814 |  | $ | 82.9 |  |  | $ | 219.9 |  |  | $ | 6.5 |  |  | $ | 309.3 |
Impact of CME Rule 814 |  |  | (47.9 | ) |  |  | (120.4 | ) |  |  | (2.6 | ) |  |  | (170.9 | )
Total commodity derivatives |  |  | 35.0 |  |  |  | 99.5 |  |  |  | 3.9 |  |  |  | 138.4 |
Total |  | $ | 35.0 |  |  | $ | 99.5 |  |  | $ | 3.9 |  |  | $ | 138.4 |
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Liquidity Option Agreement (see Note 15) |  | $ | -- |  |  | $ | -- |  |  | $ | 447.8 |  |  | $ | 447.8 |
Commodity derivatives: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Value before application of CME Rule 814 |  |  | 87.6 |  |  |  | 145.5 |  |  |  | 10.9 |  |  |  | 244.0 |
Impact of CME Rule 814 |  |  | (53.1 | ) |  |  | (74.6 | ) |  |  | (7.9 | ) |  |  | (135.6 | )
Total commodity derivatives |  |  | 34.5 |  |  |  | 70.9 |  |  |  | 3.0 |  |  |  | 108.4 |
Total |  | $ | 34.5 |  |  | $ | 70.9 |  |  | $ | 450.8 |  |  | $ | 556.2 |
|  | At December 31, 2018 Fair Value Measurements Using |  |  |  |
|  | Quoted Prices in Active Markets for Identical Assets and Liabilities (Level 1) |  |  | Significant Other Observable Inputs (Level 2) |  |  | Significant Unobservable Inputs (Level 3) |  |  | Total |
Financial assets: |  |  |  |  |  |  |  |  |  |  |  |
Commodity derivatives: |  |  |  |  |  |  |  |  |  |  |  |
Value before application of CME Rule 814 |  | $ | 172.3 |  |  | $ | 282.4 |  |  | $ | 2.2 |  |  | $ | 456.9 |
Impact of CME Rule 814 |  |  | (134.8 | ) |  |  | (159.3 | ) |  |  | (0.9 | ) |  |  | (295.0 | )
Total commodity derivatives |  |  | 37.5 |  |  |  | 123.1 |  |  |  | 1.3 |  |  |  | 161.9 |
Total |  | $ | 37.5 |  |  | $ | 123.1 |  |  | $ | 1.3 |  |  | $ | 161.9 |
Financial liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Liquidity Option Agreement (see Note 15) |  | $ | -- |  |  | $ | -- |  |  | $ | 390.0 |  |  | $ | 390.0 |
Commodity derivatives: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Value before application of CME Rule 814 |  |  | 85.5 |  |  |  | 291.2 |  |  |  | 21.4 |  |  |  | 398.1 |
Impact of CME Rule 814 |  |  | (48.6 | ) |  |  | (172.9 | ) |  |  | (14.2 | ) |  |  | (235.7 | )
Total commodity derivatives |  |  | 36.9 |  |  |  | 118.3 |  |  |  | 7.2 |  |  |  | 162.4 |
Total |  | $ | 36.9 |  |  | $ | 118.3 |  |  | $ | 397.2 |  |  | $ | 552.4 |
Fair Value Measurements, Valuation Techniques | The following table provides quantitative information regarding our recurring Level 3 fair value measurements for commodity derivatives at March 31, 2019:
|  | Fair Value |  |  |  |
|  | Financial Assets |  |  | Financial Liabilities |  | Valuation Techniques | Unobservable Input | Range
Commodity derivatives – Crude oil |  | $ | 3.2 |  |  | $ | 0.1 |  | Discounted cash flow | Forward commodity prices | $59.44-$66.48/barrel
Commodity derivatives – Propane |  |  | -- |  |  |  | 0.8 |  | Discounted cash flow | Forward commodity prices | $0.62-$0.69/gallon
Commodity derivatives – Natural gasoline |  |  | -- |  |  |  | 0.5 |  | Discounted cash flow | Forward commodity prices | $1.18-1.24/gallon
Commodity derivatives – Ethane |  |  | 0.7 |  |  |  | 1.3 |  | Discounted cash flow | Forward commodity prices | $0.23-$0.26/gallon
Commodity derivatives – Normal Butane |  |  | -- |  |  |  | 0.3 |  | Discounted cash flow | Forward commodity prices | $0.71-$0.80/gallon
Total |  | $ | 3.9 |  |  | $ | 3.0 |  |  |  |
Reconciliation of Changes in the Fair Value of Level 3 Financial Assets and Liabilities | The following table sets forth a reconciliation of changes in the fair values of our recurring Level 3 financial assets and liabilities on a combined basis for the periods indicated:
|  |  | For the Three Months Ended March 31, |
| Location |  | 2019 |  |  | 2018 |
Financial liability balance, net, December 31, 2018 |  |  | $ | (395.9 | ) |  | $ | (332.7 | )
Total gains (losses) included in: |  |  |  |  |  |  |  |  |
Net income (1) | Revenue |  |  | 3.1 |  |  |  | (0.5 | )
Net income | Other expense, net – Liquidity Option Agreement |  |  | (57.8 | ) |  |  | (7.5 | )
Other comprehensive income (loss) | Commodity derivative instruments – changes in fair value of cash flow hedges |  |  | 4.0 |  |  |  | -- |
Settlements (1) | Revenue |  |  | (0.1 | ) |  |  | (1.2 | )
Transfers out of Level 3 |  |  |  | (0.2 | ) |  |  | -- |
Financial liability balance, net, March 31, 2019 |  |  | $ | (446.9 | ) |  | $ | (341.9 | )
(1)There were unrealized gains of $3.0 million and unrealized losses of $1.7 million included in these amounts for the three months ended March 31, 2019 and 2018, respectively. |

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