v3.20.1

CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) (Parenthetical) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Statement of Comprehensive Income [Abstract] |  |
Unrealized gains (losses) on designated cash flow and net investment hedges, tax (expense) benefit | $ (5) | $ 0
Reclassification of realized net losses (gains) to net income, tax expense (benefit) | $ 2 | $ 0

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- Definition Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), Before Reclassification, Tax + References No definition available. + Details
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- Definition Other Comprehensive Income (Loss), Cash Flow Hedge And Net Investment Hedge, Gain (Loss), Reclassification,Tax + References No definition available. + Details
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Namespace Prefix: | bg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration