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Guarantees and Contingencies - Additional Information (Details) - USD ($) $ in Millions		9 Months Ended
	Jul. 17, 2015	Mar. 31, 2017	Dec. 31, 2016
GXS Group, Inc.
Loss Contingencies [Line Items]
Tax contingency, foreign, amount		$ 2.9
Guarantor obligations, current carrying value		4.4
Loss contingency accrual		4.0
GXS India
Loss Contingencies [Line Items]
Loss contingency accrual		1.6
IRS Notice of Proposed Adjustment
Loss Contingencies [Line Items]
Expected federal taxes expense	$ 280.0	80.0
Additional tax expense	20.00%
Estimate of probable loss		$ 575.0	$ 550.0

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- Definition

Additional Tax Expense

+ References

No definition available.

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- Definition

Expected Federal Taxes Expense

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- Definition

The current carrying amount of the liability for the freestanding or embedded guarantor's obligations under the guarantee or each group of similar guarantees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

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- Definition

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in foreign income tax contingency.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

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-Section 50
-Paragraph 9
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-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

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