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Derivative Financial Instruments - Outstanding Foreign Currency Forward Contracts (Detail) ₽ in Millions, € in Millions, ₩ in Millions, ¥ in Millions, £ in Millions, kr in Millions, kr in Millions, R$ in Millions, R in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions	Mar. 31, 2021 USD ($)	Mar. 31, 2021 KRW (₩)	Mar. 31, 2021 NOK (kr)	Mar. 31, 2021 RUB (₽)	Mar. 31, 2021 MXN ($)	Mar. 31, 2021 JPY (¥)	Mar. 31, 2021 EUR (€)	Mar. 31, 2021 ZAR (R)	Mar. 31, 2021 SGD ($)	Mar. 31, 2021 GBP (£)	Mar. 31, 2021 DKK (kr)	Mar. 31, 2021 CAD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2020 KRW (₩)	Dec. 31, 2020 NOK (kr)	Dec. 31, 2020 RUB (₽)	Dec. 31, 2020 MXN ($)	Dec. 31, 2020 JPY (¥)	Dec. 31, 2020 EUR (€)	Dec. 31, 2020 ZAR (R)	Dec. 31, 2020 SGD ($)	Dec. 31, 2020 GBP (£)	Dec. 31, 2020 DKK (kr)	Dec. 31, 2020 CAD ($)	Dec. 31, 2020 BRL (R$)
Forward Contracts [Member]
Derivative [Line Items]
Foreign currency, Cash flow hedging	$ 308	₩ 17,600	kr 3,131	₽ 1,159	$ 421	¥ 390	€ 131	R 124	$ 31	£ 17	kr 5	$ 2	$ 367	₩ 17,600	kr 3,817	₽ 1,118	$ 402	¥ 340	€ 116	R 124	$ 31	£ 18	kr 875	$ 1	R$ 768

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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.

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- Definition

Fair value as of the balance sheet date of all foreign currency derivatives designated as cash flow hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (a),(b),(c)(1)
-URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624163-113959

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