Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income tax (provision) benefit on fair market value adjustment on cash flow hedges	$ (2)	$ 46	$ 2
Income tax benefit on unrealized gain/(loss) on defined benefit plans	2	1
Cost of Processing and Services
Income tax provision (benefit) on reclassification adjustment for net realized gain on cash flow hedges	0	0	0
Interest Expense
Income tax provision (benefit) on reclassification adjustment for net realized gain on cash flow hedges	$ 5	$ 3	$ 2

Amount, before reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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-Publisher FASB
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Amount, before reclassification adjustment, of tax (expense) benefit for (increase) decrease in accumulated other comprehensive income for defined benefit plan.

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