Aggregate dividends declared during the period for each share of common stock outstanding.

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- Definition

Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817

+ Details

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Dividends (Details) - USD ($) $ / shares in Units, $ in Millions										12 Months Ended
	Feb. 27, 2020	Nov. 21, 2019	Aug. 22, 2019	May 23, 2019	Mar. 01, 2019	Nov. 14, 2018	Aug. 21, 2018	May 23, 2018	Feb. 21, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Subsequent Event [Line Items]
Dividend per share (usd per share)		$ 0.250	$ 0.250	$ 0.250	$ 0.250	$ 0.540	$ 0.540	$ 0.540	$ 0.540	$ 1.00	$ 2.16	$ 2.16
Total amount declared		$ 273	$ 273	$ 274	$ 273	$ 586	$ 584	$ 588	$ 586
Subsequent Event
Subsequent Event [Line Items]
Dividend per share (usd per share)	$ 0.25