PENSION PLANS AND OTHER POST RETIREMENT BENEFITS - Anticipated Pension Payments Under Pension Plans (Details) - Pension Plan $ in Thousands	Mar. 31, 2022 USD ($)
CDT
Assumptions:
2022 (three months ended)	$ 203
2023	886
2024	959
2025	1,002
2026	1,036
2027 to 2031	5,997
Total	10,083
GXS GER
Assumptions:
2022 (three months ended)	244
2023	965
2024	966
2025	989
2026	977
2027 to 2031	4,743
Total	8,884
GXS PHP
Assumptions:
2022 (three months ended)	0
2023	116
2024	130
2025	175
2026	287
2027 to 2031	2,894
Total	$ 3,602

Defined Benefit Plan Expected Future Benefit Payments Total

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Defined Benefit Plan, Expected Future Payment, after Year Four for Next Five Years

+ References

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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 benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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- Definition

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

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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