v2.4.0.6

DEBT (Details) (USD $) In Millions, unless otherwise specified | Mar. 31, 2013 | Jan. 31, 2013 | Dec. 31, 2012
--- | --- | --- | ---
Debt Issued |  |  |
Long term debt including non-recourse debt and current potion | $ 4,672 |  | $ 4,251
Liquidity facility |  |  |
Debt Issued |  |  |
Credit facility, borrowings outstanding | 0 |  | 0
Liquidity facility | Previous agreement |  |  |
Debt Issued |  |  |
Maximum borrowing capacity |  | 526 |
Liquidity facility | As adjusted |  |  |
Debt Issued |  |  |
Maximum borrowing capacity |  | 600 |
Commercial paper program |  |  |
Debt Issued |  |  |
Maximum borrowing capacity |  | 600 |
Credit facility, borrowings outstanding | 0 |  | 0
Level 2 |  |  |
Debt Issued |  |  |
Long-term debt including current portion and non-recourse debt, fair value | 4,750 |  | 4,322
Level 3 |  |  |
Debt Issued |  |  |
Long-term debt including current portion and non-recourse debt, fair value | $ 236 |  | $ 259

X
- Definition Carrying amount of long-term debt including investment fund debt. + References No definition available. + Details
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Namespace Prefix: | bg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount borrowed under the credit facility as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
Name: | us-gaap_LineOfCreditFacilityAmountOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. + References No definition available. + Details
Name: | us-gaap_LongTermDebtFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant