Contractual interest rate for funds borrowed, under the debt agreement.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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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

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585

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Debt Obligations (3.25% Senior Unsecured Notes Due 2050) (Details) - USD ($) $ in Millions	1 Months Ended	9 Months Ended
	Apr. 30, 2020	Sep. 30, 2020	Jun. 30, 2020
Debt Instrument [Line Items]
Net proceeds from senior note		$ 1,928
3.25% senior unsecured notes due April 28, 2050
Debt Instrument [Line Items]
Stated rate		3.25%
3.25% senior unsecured notes due April 28, 2050 \| Senior Notes
Debt Instrument [Line Items]
Stated rate			3.25%
Net proceeds from senior note	$ 485	$ 485
3.25% senior unsecured notes due April 28, 2050 \| Senior Notes \| Maximum
Debt Instrument [Line Items]
Stated rate	5.25%