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Financial Instruments (Details) (USD $)
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12 Months Ended | 1 Months Ended | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Dec. 31, 2013
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Dec. 31, 2012
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Jun. 30, 2013
Shelf Drilling Holdings, Ltd
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Dec. 31, 2013
Carrying amount
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Dec. 31, 2012
Carrying amount
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Dec. 31, 2013
Carrying amount
Other current assets
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Dec. 31, 2012
Carrying amount
Other current assets
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Dec. 31, 2013
Carrying amount
Other assets
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Dec. 31, 2012
Carrying amount
Other assets
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Dec. 31, 2013
Carrying amount
TPDI and ADDCL Credit Facilities and other obligations
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Dec. 31, 2012
Carrying amount
TPDI and ADDCL Credit Facilities and other obligations
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Dec. 31, 2013
Carrying amount
Eksportfinans Loans
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Dec. 31, 2012
Carrying amount
Eksportfinans Loans
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Dec. 31, 2013
Carrying amount
Consolidated Variable Interest Entities
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Dec. 31, 2012
Carrying amount
Consolidated Variable Interest Entities
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Dec. 31, 2013
Fair value
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Dec. 31, 2012
Fair value
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Dec. 31, 2013
Fair value
Level 2
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Dec. 31, 2012
Fair value
Level 2
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Dec. 31, 2013
Fair value
Level 2
Eksportfinans Loans
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Dec. 31, 2012
Fair value
Level 2
Eksportfinans Loans
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| Financial instruments | |||||||||||||||||||||
| Cash and cash equivalents | $ 3,243,000,000 | $ 5,134,000,000 | $ 3,243,000,000 | $ 5,134,000,000 | |||||||||||||||||
| Notes and other loans receivable | 101,000,000 | 142,000,000 | 6,000,000 | 35,000,000 | 95,000,000 | 107,000,000 | 101,000,000 | 142,000,000 | |||||||||||||
| Preference shares | 196,000,000 | 196,000,000 | |||||||||||||||||||
| Restricted cash investments | 649,000,000 | 903,000,000 | |||||||||||||||||||
| Restricted cash investments | 624,000,000 | 861,000,000 | 624,000,000 | 861,000,000 | 30,000,000 | 60,000,000 | 594,000,000 | 801,000,000 | 619,000,000 | 843,000,000 | |||||||||||
| Long-term debt, including current maturities | 10,539,000,000 | 12,268,000,000 | 11,621,000,000 | 13,899,000,000 | |||||||||||||||||
| Long-term debt of consolidated variable interest entities, including current maturities | 163,000,000 | 191,000,000 | 163,000,000 | 191,000,000 | 163,000,000 | 191,000,000 | |||||||||||||||
| Derivative instruments, assets | 8,000,000 | 8,000,000 | |||||||||||||||||||
| Derivative instruments, liabilities | 15,000,000 | 15,000,000 | |||||||||||||||||||
| Carrying amount of cash equivalents | 2,300,000,000 | 4,200,000,000 | |||||||||||||||||||
| Cash proceeds received from the sale of preference shares | 185,000,000 | 185,000,000 | |||||||||||||||||||
| Debt | |||||||||||||||||||||
| Fixed rate debt | 10,500,000,000 | 11,700,000,000 | 11,600,000,000 | 13,300,000,000 | |||||||||||||||||
| Variable-rate debt | $ 579,000,000 |