Derivatives (Details) In Thousands, unless otherwise specified	Jun. 30, 2014 Derivatives designated as hedging instruments Fair value hedges USD ($)	Jun. 30, 2014 Derivatives designated as hedging instruments Fair value hedges Commodity contracts for inventory hedging Long 2014 USD ($) bbl	Jun. 30, 2014 Derivatives designated as hedging instruments Fair value hedges Commodity contracts for inventory hedging Short 2014 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Long 2014 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Long 2015 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Long 2016 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Long 2017 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Short 2014 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Short 2015 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Short 2016 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Commodity contracts Short 2017 USD ($) bbl	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 AUD USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 AUD	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 BRL USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 BRL	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CAD USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CAD	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CLP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 CLP	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 COP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 COP	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 DKK USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 DKK	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 EUR USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 EUR EUR (€)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 GBP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 GBP GBP (£)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 INR USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 INR	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 JPY USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 JPY JPY (¥)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 MXN USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 MXN	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 NOK USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 NOK	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 PLN USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 PLN	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 RON USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 RON	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 SGD USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2014 SGD	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2015 GBP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2015 GBP GBP (£)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2015 ZAR USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Long 2015 ZAR	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 AUD USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 AUD	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CAD USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CAD	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CLP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 CLP	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 COP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 COP	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 DKK USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 DKK	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 EUR USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 EUR EUR (€)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 GBP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 GBP GBP (£)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 INR USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 INR	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 JPY USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 JPY JPY (¥)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 MXN USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 MXN	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 NOK USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 NOK	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 PLN USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 PLN	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 RON USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 RON	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 SGD USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2014 SGD	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2015 GBP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2015 GBP GBP (£)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2015 ZAR USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts Short 2015 ZAR	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts one Short 2015 GBP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts one Short 2015 GBP GBP (£)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts two Short 2015 GBP USD ($)	Jun. 30, 2014 Derivatives not designated as hedging instruments Foreign currency contracts two Short 2015 GBP GBP (£)
Derivative instruments, at their respective fair value positions
Notional value of commodity contracts		514,000	5,056,000			16,816,000	4,363,000	18,000	4,000	16,800,000	2,862,000	30,000	9,000
Non-Designated, Notional amount of foreign currency contracts																21,152		6,040		12,617		3,652,782		36,144,260		38,573		€ 29,092		£ 118,125		110,129		¥ 699,990		1,630,733		5,652		4,021		22,852		27,138		£ 600		100,002		26,548		19,880		3,897,485		34,198,944		25,084		€ 54,354		£ 181,578		220,258		¥ 865,135		1,457,110		8,019		8,209		47,758		28,331		£ 13,250		196,052		£ 1,200		£ 250
Weighted Average Fixed Price		71.88	76.93			85.93	66.72	95.84	4.76	95.65	111.96	92.85	96.37		0.93		2.27		1.09		553.63		1,918.78		5.47		1.37		1.68		60.23		101.97		13.05		6.09		3.06		3.23		1.25		1.66		10.73		0.93		1.09		558.01		1,925.39		5.46		1.37		1.67		60.91		102.27		13.07		6.08		3.06		3.25		1.25		1.66		10.68		1.67		1.67
Weighted Average Mark-to-Market		(0.813)	0.357			1.863	2.349	(0.667)	(4.250)	(0.944)	(2.095)	2.933	6.444		0.014		0.012		0.010		0.000		0.000		0.000		0.006		0.024		0.000		0.000		0.000		(0.002)		0.002		0.002		0.004		0.047		0.000		(0.014)		(0.018)		0.000		0.000		0.000		(0.004)		(0.034)		0.000		0.000		0.000		0.001		(0.002)		(0.004)		(0.005)		(0.049)		0.000		(0.012)		(0.004)
Fair value hedge commodity contracts		(418)	1,805
Fair value of non-designated commodity contracts						31,324	10,250	(12)	(17)	(15,859)	(5,997)	88	58
Mark-to-Market value of non-designated foreign currency contracts															293		73		129		6		438		12		189		2,866		(1)		74		439		(14)		7		56		114		28		(43)		(372)		(348)		(58)		(400)		(12)		(226)		(6,255)		(17)		(143)		(577)		8		(13)		(204)		(140)		(649)		25		(14)		(1)
Fair value Amount	$ 1,387			$ 15,105	$ 19,835									$ (4,730)