Fair Value Measurement (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
2026 notes
Assets and liabilities measured at fair value
Fair value percentage	25.00%	24.00%
New Notes
Assets and liabilities measured at fair value
Fair value percentage	14.50%	16.50%
Carrying Amount \| XBP Europe, Inc. [Member] \| Private Warrants [Member]
Carrying amounts and estimated fair values of financial instruments
Private warrants liability of XBP Europe	$ 13	$ 50
Carrying Amount \| Recurring assets and liabilities
Carrying amounts and estimated fair values of financial instruments
Long-term debt	1,041,940	1,030,580
Current portion of long-term debts	29,057	30,029
Fair Value \| XBP Europe, Inc. [Member] \| Private Warrants [Member]
Carrying amounts and estimated fair values of financial instruments
Private warrants liability of XBP Europe	13	50
Fair Value \| Level 3 \| XBP Europe, Inc. [Member] \| Private Warrants [Member]
Carrying amounts and estimated fair values of financial instruments
Private warrants liability of XBP Europe	13	50
Fair Value \| Recurring assets and liabilities
Carrying amounts and estimated fair values of financial instruments
Long-term debt	203,867	216,213
Current portion of long-term debts	29,057	30,029
Fair Value \| Recurring assets and liabilities \| Level 2
Carrying amounts and estimated fair values of financial instruments
Long-term debt	203,867	216,213
Current portion of long-term debts	$ 29,057	$ 30,029

No definition available.

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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.

+ References

No definition available.

+ Details

Name:	us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Fair value portion of warrants not settleable in cash classified as equity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482106/820-10-50-2

+ Details

Name:	us-gaap_WarrantsNotSettleableInCashFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The estimated fair value of the debt instrument as percentage of the respective principal balance outstanding.

+ References

No definition available.

+ Details

Name:	xela_DebtInstrumentFairValueDisclosurePercentage
Namespace Prefix:	xela_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The fair value amount of current portion of long-term debts.

+ References

No definition available.

+ Details

Name:	xela_LongTermDebtFairValueCurrent
Namespace Prefix:	xela_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=xela_SeniorSecuredNotesDue2026Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=xela_NewNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByMeasurementBasisAxis=us-gaap_CarryingReportedAmountFairValueDisclosureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=xela_XbpEuropeInc.Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ClassOfWarrantOrRightAxis=xela_PrivateWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByMeasurementBasisAxis=us-gaap_EstimateOfFairValueFairValueDisclosureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: