Receivables, Net (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Mar. 31, 2021	Dec. 31, 2020
Receivables, Net
Trade accounts receivable	$ 1,012	$ 825
Unbilled receivables	637	528
Less allowances for doubtful accounts	(9)	(9)
Net trade accounts receivable	1,640	1,344
Other receivables	475	394
Receivables, net	2,115	1,738
Maximum available sale of the accounts receivables under factoring program	1,600	1,600
Amount of accounts receivable available for sale under the factoring program	$ 348	$ 232

Represents the maximum amount of sale of receivables under an accounts receivable factoring program.

No definition available.

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- Definition

The amount of receivables that were available for sale under the factoring program as of the end of the period.

+ References

No definition available.

+ Details

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

+ Details

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- Definition

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

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- Definition

Amount of allowance for credit loss on accounts receivable, classified as current.

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- Definition

Amount, after allowance, of receivables classified as other, due within one year or the operating cycle, if longer.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

+ References

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- Definition

Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.

+ References

No definition available.

+ Details

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