New Accounting Pronouncement Or Tax Cuts And Jobs Act Of 2017, Effect Of Adoption

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Stock Issued During Period, Shares, Restricted Stock Unit, Before Tax Settlement

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Stock Issued During Period, Value, Restricted Stock Unit, Before Tax Settlement

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Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

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Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement.

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Number of shares of stock issued during the period pursuant to acquisitions.

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Number of share options (or share units) exercised during the current period.

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Value of stock issued pursuant to acquisitions during the period.

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Value of stock issued as a result of the exercise of stock options.

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Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Millions, $ in Millions	Total	Class A and Class B Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Loss	Retained Earnings
Common stock, shares outstanding beginning (in shares) at Dec. 31, 2016		2,892
Total stockholders' equity, beginning at Dec. 31, 2016	$ 59,194	$ 0	$ 38,227	$ (703)	$ 21,670
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock related to acquisitions, shares		2
Issuance of common stock related to acquisitions, value	323		323
Issuance of common stock for cash upon exercise of stock options, shares		3
Issuance of common stock for cash upon exercise of stock options, value	13		13
Issuance of common stock for settlement of RSUs, shares		43
Issuance of common stock for settlement of RSUs. value	0
Shares withheld related to net share settlement, shares		(21)
Shares withheld related to net share settlement, value	(3,246)		(1,702)		(1,544)
Share-based compensation, related to employee share-based awards	3,723		3,723
Share repurchases, shares		(13)
Share repurchases, value	(2,070)				(2,070)
Other comprehensive income (loss)	476			476
Net income	15,934				15,934
Common stock, shares outstanding ending (in shares) at Dec. 31, 2017		2,906
Total stockholders' equity, ending at Dec. 31, 2017	74,347	$ 0	40,584	(227)	33,990
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Impact of the adoption of new accounting pronouncements	141			(31)	172
Issuance of common stock for cash upon exercise of stock options, shares		2
Issuance of common stock for cash upon exercise of stock options, value	15		15
Issuance of common stock for settlement of RSUs, shares		44
Issuance of common stock for settlement of RSUs. value	0
Shares withheld related to net share settlement, shares		(19)
Shares withheld related to net share settlement, value	(3,208)		(1,845)		(1,363)
Share-based compensation, related to employee share-based awards	4,152		4,152
Share repurchases, shares		(79)
Share repurchases, value	(12,930)				(12,930)
Other comprehensive income (loss)	(502)			(502)
Net income	22,112				22,112
Common stock, shares outstanding ending (in shares) at Dec. 31, 2018		2,854
Total stockholders' equity, ending at Dec. 31, 2018	84,127	$ 0	42,906	(760)	41,981
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock for cash upon exercise of stock options, shares		1
Issuance of common stock for cash upon exercise of stock options, value	15		15
Issuance of common stock for settlement of RSUs, shares		32
Issuance of common stock for settlement of RSUs. value	0
Shares withheld related to net share settlement, shares		(13)
Shares withheld related to net share settlement, value	(2,581)		(1,906)		(675)
Share-based compensation, related to employee share-based awards	4,836		4,836
Share repurchases, shares		(22)
Share repurchases, value	(4,099)				(4,099)
Other comprehensive income (loss)	271			271
Net income	18,485				18,485
Common stock, shares outstanding ending (in shares) at Dec. 31, 2019		2,852
Total stockholders' equity, ending at Dec. 31, 2019	$ 101,054	$ 0	$ 45,851	$ (489)	$ 55,692