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Guarantees and Contingencies - Additional Information (Details) - USD ($) $ in Millions |  |  | 9 Months Ended
--- | --- | --- | ---
Oct. 01, 2017 | Jul. 17, 2015 | Mar. 31, 2018
Loss Contingencies [Line Items] |  |  |
Estimated amount of loss resulting from an adverse tax position |  |  | $ 605.0
GXS Group, Inc. |  |  |
Loss Contingencies [Line Items] |  |  |
Loss contingency accrual |  |  | 1.8
GXS Group, Inc. | Municipality of Sao Paulo |  |  |
Loss Contingencies [Line Items] |  |  |
Payments for legal settlements | $ 1.4 |  |
GXS India |  |  |
Loss Contingencies [Line Items] |  |  |
Loss contingency accrual |  |  | 1.4
Internal Revenue Service (IRS) | Tax Year 2010 |  |  |
Loss Contingencies [Line Items] |  |  |
Estimated amount of loss resulting from an adverse tax position |  | $ 280.0 |
Additional tax expense, as a percent |  | 20.00% |
Internal Revenue Service (IRS) | Tax Year 2012 |  |  |
Loss Contingencies [Line Items] |  |  |
Estimated amount of loss resulting from an adverse tax position |  |  | 80.0
Canada Revenue Agency (CRA) | Tax Year 2012 |  |  |
Loss Contingencies [Line Items] |  |  |
Income tax examination, estimate of increase to taxable income |  |  | $ 90.0
Additional tax expense, as a percent |  |  | 10.00%

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