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v3.22.4

Accounting Policies - Narrative (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 USD ($) segment reporting_unit | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Feb. 28, 2022
Property, Plant and Equipment [Line Items] |  |  |  |
Number of reportable segments | segment | 6 |  |  |
Total revenue | $ (11,181,000,000) | $ (8,297,000,000) | $ (7,442,000,000) |
Contract assets | 60,000,000 | 9,000,000 |  |
Revenues recognized | 1,500,000,000 |  |  |
Remaining performance obligations | 4,200,000,000 |  |  |
Capitalized contract costs | $ 175,000,000 | 137,000,000 |  |
Capitalized contract cost amortization period | 5 years |  |  |
Market value of cash and cash equivalents | $ 1,286,000,000 | 6,497,000,000 |  |
Restricted cash | 1,000,000 | 8,000,000 |  |
Gross deferred technology costs | 259,000,000 | 216,000,000 |  |
Accumulated amortization of deferred technology costs | 190,000,000 | 173,000,000 |  |
Fair value of our long-term debt borrowings | $ 9,300,000,000 | 4,400,000,000 |  |
Option to extend lease period | 14 years |  |  |
Period of options to terminate lease | 1 year |  |  |
Number of reporting units | reporting_unit | 6 |  |  |
Goodwill impairment loss | $ 0 | 0 | 0 |
Impairment of intangible assets | 0 | 0 | 0 |
Cost of advertisement | 177,000,000 | 39,000,000 | 29,000,000 |
Undistributed accumulated earnings of foreign subsidiary | 10,100,000,000 |  |  |
Undistributed earnings of foreign subsidiaries reinvested indefinitely | $ 4,100,000,000 |  |  |
IHS Markit Ltd |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Percentage of voting interests acquired |  |  |  | 100.00%
OSTTRA | Corporate Joint Venture |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Ownership interest of subsidiary (as a percent) | 50.00% |  |  |
Noncontrolling interest ownership by noncontrolling owners (as a percent) | 50.00% |  |  |
Minimum |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Remaining lease terms | 1 year |  |  |
Minimum | Software and Software Development Costs |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, plant and equipment useful life | 3 years |  |  |
Minimum | Building and Improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, plant and equipment useful life | 15 years |  |  |
Minimum | Equipment and Furniture |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, plant and equipment useful life | 2 years |  |  |
Maximum |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Remaining lease terms | 11 years |  |  |
Maximum | Software and Software Development Costs |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, plant and equipment useful life | 7 years |  |  |
Maximum | Building and Improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, plant and equipment useful life | 40 years |  |  |
Maximum | Equipment and Furniture |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Property, plant and equipment useful life | 10 years |  |  |
Non-transaction |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Total revenue | $ (1,640,000,000) | (1,698,000,000) | (1,500,000,000) |
Elimination |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Total revenue | 169,000,000 | 146,000,000 | 137,000,000 |
Elimination | Non-transaction |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Total revenue | $ 169,000,000 | $ 146,000,000 | $ 137,000,000 |

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Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=us-gaap_EquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=spgi_NonTransactionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |