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Guarantees - Schedule of Maximum Potential Exposure (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Guarantor Obligations
Under 1 Year	$ 1,135
1-3 Years	355
3-5 Years	57
Over 5 Years	199
Guarantees by Remaining Maturity, Total	1,746	$ 2,010
Letters of credit and surety bonds
Guarantor Obligations
Under 1 Year	1,049
1-3 Years	73
3-5 Years	31
Over 5 Years	0
Guarantees by Remaining Maturity, Total	1,153	1,024
Asset sales guarantee obligations
Guarantor Obligations
Under 1 Year	86
1-3 Years	282
3-5 Years	26
Over 5 Years	112
Guarantees by Remaining Maturity, Total	506	698
Other guarantees
Guarantor Obligations
Under 1 Year	0
1-3 Years	0
3-5 Years	0
Over 5 Years	87
Guarantees by Remaining Maturity, Total	$ 87	$ 288

X

- Definition

Maximum potential amount of future payments that the guarantor could be required to make between one to three years of the balance sheet date under the guarantee.

+ References

No definition available.

+ Details

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X

- Definition

Maximum potential amount of future payments that the guarantor could be required to make between three to five years of the balance sheet date under the guarantee.

+ References

No definition available.

+ Details

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X

- Definition

Maximum potential amount of future payments that the guarantor could be required to make after five years of the balance sheet date under the guarantee.

+ References

No definition available.

+ Details

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- Definition

Maximum potential amount of future payments that the guarantor could be required to make within one year of the balance sheet date under the guarantee.

+ References

No definition available.

+ Details

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X

- Definition

The estimated amount of future payments the guarantor could be required to make under guarantees, indemnities and other contingent liability obligations.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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