Derivative Instruments (Tables)

12 Months Ended

Dec. 31, 2019

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of derivative instruments measured at fair value and their locations on the consolidated balance sheets

The following table presents the gross fair value of our derivative instruments and their locations on the consolidated balance sheets (in millions):

		Gross Derivative Assets					Gross Derivative Liabilities
		As of December 31,					As of December 31,
Derivative Instruments	Balance Sheet Location		2019		2018			2019		2018
Derivatives designated as hedging instruments
Commodity contracts	Short-term derivative assets, net		$	—	$	168.5		$	—	$	122.5
	Identifiable intangible and other non-current assets		—		19.7			—		9.6
	Accrued expenses and other current liabilities		1.7		0.1			20.0		—
Total derivatives designated as hedging instruments			$	1.7	$	188.2		$	20.0	$	132.2
Derivatives not designated as hedging instruments
Commodity contracts	Short-term derivative assets, net		$	65.7	$	537.6		$	7.2	$	429.0
	Identifiable intangible and other non-current assets		23.0		71.7			4.8		40.0
	Accrued expenses and other current liabilities		161.0		30.7			203.4		126.4
	Other long-term liabilities		7.7		12.9			19.7		40.4
			$	257.3	$	652.9		$	235.0	$	635.8
Foreign currency contracts	Short-term derivative assets, net		$	1.2	$	4.4		$	0.2	$	0.8
	Identifiable intangible and other non-current assets		—		0.1			—		—
	Accrued expenses and other current liabilities		0.9		0.1			11.4		0.4
			$	2.0	$	4.6		$	11.6	$	1.2
Total derivatives not designated as hedging instruments			$	259.4	$	657.5		$	246.6	$	637.0
Total derivatives			$	261.1	$	845.8		$	266.6	$	769.1

Schedule of fair value positions of derivative instruments

The following table summarizes the gross notional values of our commodity and foreign currency exchange derivative contracts used for risk management purposes that were outstanding as of December 31, 2019 (in millions):

	As of December 31,
Derivative Instruments		Units	2019
Commodity contracts
Long		BBL	56.3
Short		BBL	(46.8	)
Foreign currency exchange contracts
Sell U.S. dollar, buy other currencies		USD	(56.2	)
Buy U.S. dollar, sell other currencies		USD	345.3

Impact of derivatives designated as fair value hedges on the consolidated statements of income and comprehensive income

As of December 31, 2019 and 2018, the following amounts were recorded on the consolidated balance sheets related to cumulative basis adjustments for fair value hedges (in million):

Line item in the Consolidated Balance Sheets in which the hedged item is included	Carrying Amount of Hedged Asset/(Liabilities)				Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Asset/(Liabilities)
	As of				As of
	December 31, 2019		December 31, 2018		December 31, 2019		December 31, 2018
Inventory	$	30.7	$	44.7	$	2.3	$	(6.6	)

Effect of fair value and cash flow hedges on income and expense

The following table presents the effect of fair value and cash flow hedges on income and expense line items in our Consolidated Statements of Income and Comprehensive Income (in millions):

		Location and Amount of Gain and (Loss) Recognized in Income on Fair Value and Cash Flow Hedging Relationships
		For the Twelve Months Ended December 31,
		2019						2018						2017
		Revenue			Cost of Revenue			Revenue			Cost of Revenue			Revenue			Cost of Revenue
Total amounts of income and expense line items in which the effects of fair value or cash flow hedged are recorded		$	36,819.0		$	35,707.0		$	39,750.3		$	38,731.8		$	33,695.5		$	32,763.3
Gains or Loss on fair value hedge relationships
Commodity contracts
	Hedged Item	—			18.1			—			(1.6		)	—			13.0
	Derivatives designated as hedging instruments	—			(16.1		)	—			0.5			—			(35.7		)
Gains or Loss on cash flow hedge relationships
Commodity contracts
	Amount of Gain (Loss) Reclassified from Accumulated OCI into Income	(8.5		)	36.6			(23.5		)	45.5			(41.3		)	33.7
Total amount of income and expense line items excluding the impact of hedges		$	36,827.5		$	35,745.6		$	39,773.7		$	38,776.1		33,736.8			32,774.2

Impact of derivatives designated as hedges on the accumulated other comprehensive income and consolidated statements of income and comprehensive income

The following table presents the effect and financial statement location of our derivative instruments in cash flow hedging relationships on our accumulated other comprehensive income, consolidated statements of income and comprehensive income (in millions):

Amount of Gain (Loss) Recognized in Accumulated Other Comprehensive Income (Effective Portion)	For the Year Ended										Amount of Gain (Loss) Reclassified from Accumulated Other Comprehensive Income (Effective Portion)	For the Year Ended
	December 31,											December 31,
Derivative Instruments		2019			2018			2017			Location		2019			2018			2017
Commodity contracts		$	(157.9	)	$	130.3		$	(7.8	)	Revenue		$	(8.5	)	$	(23.5	)	$	(41.3	)
Commodity contracts		160.6			(87.8		)	(0.1		)	Cost of revenue		36.6			45.5			33.7
Foreign Currency contracts		—			(1.1		)	—			Other Income (expense) net		—			(1.1		)	—
Total gain (loss)		$	2.7		$	41.5		$	(7.9	)	Total gain (loss)		$	28.1		$	20.9		$	(7.6	)

Impact of derivatives not designated as hedges on the consolidated statements of income and comprehensive income

The following table presents the effect and financial statement location of our derivative instruments not designated as hedging instruments on our consolidated statements of income and comprehensive income (in millions):

Amount of Realized and Unrealized Gain (Loss)		For the Year Ended
		December 31,
Derivative Instruments - Non-designated	Location		2019			2018			2017
Commodity contracts
	Revenue		$	269.5		$	147.6		$	(0.5	)
	Cost of revenue		(221.8		)	(119.8		)	62.3
			$	47.7		$	27.8		$	61.8
Foreign currency contracts
	Revenue		$	(0.3	)	$	1.4		$	(3.2	)
	Other (expense) income, net		(0.5		)	5.3			(7.8		)
			$	(0.7	)	$	6.7		$	(11.0	)
Total gain			$	46.9		$	34.5		$	50.8

Schedule of potential collateral requirements for derivative liabilities

The following table presents the potential collateral requirements for derivative liabilities with credit-risk-contingent features (in millions):

	Potential Collateral Requirements for Derivative Liabilities with Credit-Risk-Contingent Features
		As of December 31,
		2019		2018
Net derivative liability positions with credit contingent features		$	45.6	$	7.2
Maximum potential collateral requirements		$	45.6	$	7.2