Acquisitions and Divestitures	3 Months Ended
Mar. 31, 2018
Business Combinations [Abstract]
Acquisitions and Divestitures	Acquisitions and Divestitures Acquisitions 2018 In April of 2018, we acquired Kensho Technologies Inc. ("Kensho") for approximately $550 million, net of cash acquired, in a mix of cash and stock. Kensho is a leading edge provider of next-generation analytics, artificial intelligence, machine learning, and data visualization systems to Wall Street's premier global banks and investment institutions, as well as the National Security community. The acquisition is expected to strengthen S&P Global's emerging technology capabilities, enhance our ability to deliver essential, actionable insights that will transform the user experience for our clients, and accelerate efforts to improve efficiency and effectiveness of our core internal operations. The acquisition of Kensho is not material to our consolidated financial statements. In February of 2018, Market Intelligence acquired Panjiva, Inc. ("Panjiva"), a privately held company that provides deep, differentiated, sector-relevant insights on global supply chains, leveraging data science and technology to make sense of large, unstructured datasets. The acquisition will help strengthen the insights, products and data that we provide to our clients throughout the world. The acquisition of Panjiva is not material to our consolidated financial statements. In January of 2018, CRISIL, included within our Ratings segment, acquired a 100% stake in Pragmatix Services Private Limited ("Pragmatix"), a data analytics company focused on delivering cutting edge solutions in the "data to intelligence" life cycle to the Banking, Financial Services and Insurance vertical. The acquisition will strengthen CRISIL's position as an agile, innovative and global analytics company. The acquisition of Pragmatix is not material to our consolidated financial statements. 2017 During the three months ended March 31, 2017, we did not complete any material acquisitions. Divestitures 2018 During the three months ended March 31, 2018, we did not complete any dispositions. 2017 In January of 2017, we completed the sale of Quant House SAS, included in our Market Intelligence segment, to QH Holdco, an independent third party.

Acquisitions and Divestitures

Acquisitions

2018

In April of 2018, we acquired Kensho Technologies Inc. ("Kensho") for approximately $550 million, net of cash acquired, in a mix of cash and stock. Kensho is a leading edge provider of next-generation analytics, artificial intelligence, machine learning, and data visualization systems to Wall Street's premier global banks and investment institutions, as well as the National Security community. The acquisition is expected to strengthen S&P Global's emerging technology capabilities, enhance our ability to deliver essential, actionable insights that will transform the user experience for our clients, and accelerate efforts to improve efficiency and effectiveness of our core internal operations. The acquisition of Kensho is not material to our consolidated financial statements.

In February of 2018, Market Intelligence acquired Panjiva, Inc. ("Panjiva"), a privately held company that provides deep, differentiated, sector-relevant insights on global supply chains, leveraging data science and technology to make sense of large, unstructured datasets. The acquisition will help strengthen the insights, products and data that we provide to our clients throughout the world. The acquisition of Panjiva is not material to our consolidated financial statements.

In January of 2018, CRISIL, included within our Ratings segment, acquired a 100% stake in Pragmatix Services Private Limited ("Pragmatix"), a data analytics company focused on delivering cutting edge solutions in the "data to intelligence" life cycle to the Banking, Financial Services and Insurance vertical. The acquisition will strengthen CRISIL's position as an agile, innovative and global analytics company. The acquisition of Pragmatix is not material to our consolidated financial statements.

2017

During the three months ended March 31, 2017, we did not complete any material acquisitions.

Divestitures

2018

During the three months ended March 31, 2018, we did not complete any dispositions.

2017

In January of 2017, we completed the sale of Quant House SAS, included in our Market Intelligence segment, to QH Holdco, an independent third party.