Accelerated Share Repurchases Initial Delivery Percentage of Shares

No definition available.

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- Definition

Business Acquisition, Agreement Terms, Change of Control, Put Option for Minority Interest Ownership, Effective Period

+ References

No definition available.

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- Definition

Interest in joint venture minimum percentage.

+ References

No definition available.

+ Details

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- Definition

Maximum number of shares authorized for repurchase under stock repurchase plan as percentage of outstanding common stock.

+ References

No definition available.

+ Details

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- Definition

Amount of cash receipt from (payment to) bank; or stock received from (issuance to) bank in the settlement of the accelerated share repurchase agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 25
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6405686&loc=d3e22802-112653

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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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

Amount of stock repurchase plan authorized.

+ References

No definition available.

+ Details

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

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- Definition

The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

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- Definition

Total cost of shares repurchased divided by the total number of shares repurchased.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655

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Period Type:	duration

- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
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-SubTopic 10
-Section S99
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Equity - Narrative (Details) - USD ($)						2 Months Ended	3 Months Ended
Equity - Narrative (Details) - USD ($)	Feb. 11, 2019	Jan. 02, 2019	Oct. 29, 2018	Sep. 25, 2018	Mar. 06, 2018	Jan. 02, 2019	Mar. 31, 2019	Mar. 31, 2018	Dec. 04, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased							3,400,000	5,000,000
Average price paid per share (USD per share)							$ 184.51	$ 178.11
Minimum interest in joint venture (as a percent)							20.00%
Agreement terms, change of control, put option for minority interest ownership, effective period							15 days
2013 Repurchase Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized for repurchase (shares)									50,000,000
Shares authorized for repurchase, compared to total common stock outstanding (as a percent)									18.00%
Remaining shares available under repurchase program (shares)							7,200,000
S&P Dow Jones LLC
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Noncontrolling interest ownership by noncontrolling owners (as a percent)							27.00%
Accelerated Share Repurchases, February 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized stock repurchase program amount	$ 500,000,000
Payments for accelerated share repurchases	$ 500,000,000
Accelerated Share Repurchases, October 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized stock repurchase program amount			$ 500,000,000
Payments for accelerated share repurchases			$ 500,000,000
Accelerated Share Repurchases, March 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized stock repurchase program amount					$ 1,000,000,000
Payments for accelerated share repurchases					$ 1,000,000,000
Initial Award \| Accelerated Share Repurchases, February 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased	2,200,000
Accelerated share repurchases initial delivery percentage (as a percent)	85.00%
Initial Award \| Accelerated Share Repurchases, October 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased			2,500,000
Accelerated share repurchases initial delivery percentage (as a percent)			85.00%
Initial Award \| Accelerated Share Repurchases, March 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased					4,500,000
Accelerated share repurchases initial delivery percentage (as a percent)					85.00%
Additional Award \| Accelerated Share Repurchases, October 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased		400,000
Additional Award \| Accelerated Share Repurchases, March 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased				600,000
Completed Award \| Accelerated Share Repurchases, October 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased						2,900,000
Average price paid per share (USD per share)						$ 173.80
Completed Award \| Accelerated Share Repurchases, March 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares purchased				5,100,000
Average price paid per share (USD per share)				$ 197.49