Pension Plans and Other Post Retirement Benefits - Anticipated Pension Payments Under Pension Plans (Details) - Pension Plan $ in Thousands	Sep. 30, 2019 USD ($)
CDT defined benefit plan
Assumptions:
2020 (nine months ended June 30)	$ 493
2021	733
2022	804
2023	902
2024	1,006
2025 to 2028	5,806
Total	9,744
GXS GER defined benefit plan
Assumptions:
2020 (nine months ended June 30)	734
2021	978
2022	1,009
2023	1,009
2024	1,015
2025 to 2028	5,132
Total	9,877
GXS PHP defined benefit plan
Assumptions:
2020 (nine months ended June 30)	53
2021	189
2022	310
2023	257
2024	274
2025 to 2028	2,666
Total	$ 3,749

Defined Benefit Plan Expected Future Benefit Payments Total

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- Definition

Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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- Definition

Amount of benefits for defined benefit plan expected to be paid in remainder of fiscal year.

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