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Business Segment Information - Schedule of Segment Reporting Information (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Segment Reporting Information [Line Items] |  |
Processing and services revenue | $ 1,293 | $ 1,238
Product revenue | 209 | 202
Total revenue | 1,502 | 1,440
Operating income | 373 | 608
Corporate and Other |  |
Segment Reporting Information [Line Items] |  |
Processing and services revenue | 13 | 3
Product revenue | (23) | (21)
Total revenue | (10) | (18)
Operating income | (113) | 135
Payments | Operating segments |  |
Segment Reporting Information [Line Items] |  |
Processing and services revenue | 726 | 653
Product revenue | 188 | 189
Total revenue | 914 | 842
Operating income | 287 | 271
Financial | Operating segments |  |
Segment Reporting Information [Line Items] |  |
Processing and services revenue | 554 | 582
Product revenue | 44 | 34
Total revenue | 598 | 616
Operating income | $ 199 | $ 202

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