Pension Plans and Other Post Retirement Benefits - Anticipated Pension Payments Under Pension Plans (Details) - Pension Plan $ in Thousands	Mar. 31, 2020 USD ($)
CDT defined benefit plan
Assumptions:
2020 (three months ended June 30)	$ 161
2021	719
2022	789
2023	885
2024	987
2025 to 2029	5,695
Total	9,236
GXS GER defined benefit plan
Assumptions:
2020 (three months ended June 30)	240
2021	959
2022	990
2023	990
2024	995
2025 to 2029	5,034
Total	9,208
GXS PHP defined benefit plan
Assumptions:
2020 (three months ended June 30)	10
2021	264
2022	341
2023	244
2024	304
2025 to 2029	3,068
Total	$ 4,231

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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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