Amount of short-term bank loan secured by broker-dealer customer's security.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Rule 15c3-1
-Number 240
-Section 15c3-1
-Publisher SEC

+ Details

Name:	srt_BankLoans
Namespace Prefix:	srt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

Name:	us-gaap_DerivativeFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Facility expenses incurred related to gas and oil produced and sold during the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 932
-SubTopic 235
-Name Accounting Standards Codification
-Section 50
-Paragraph 23
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482274/932-235-50-23

+ Details

Name:	us-gaap_FacilityCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of the cost of borrowed funds accounted for as interest expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 946
-SubTopic 830
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480167/946-830-55-10

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Subparagraph (i)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483581/946-220-45-3

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07(3))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482810/280-10-50-22

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482925/835-30-45-3

Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.9)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (210.5-03(11))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 835
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483013/835-20-50-1

+ Details

Name:	us-gaap_InterestExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Including the current and noncurrent portions, aggregate carrying value as of the balance sheet date of loans payable (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-SubTopic 10
-Topic 210
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16)(a)(2))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

+ Details

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

- Definition

Advance repaid amount.

+ References

No definition available.

+ Details

Name:	xtkg_AdvanceRepaidAmount
Namespace Prefix:	xtkg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

Name:	xtkg_BankLoansDetailsLineItems
Namespace Prefix:	xtkg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Drew down.

+ References

No definition available.

+ Details

Name:	xtkg_DrewDownAmount
Namespace Prefix:	xtkg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Fixed asset.

+ References

No definition available.

+ Details

Name:	xtkg_FixedAsset
Namespace Prefix:	xtkg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_DebtInstrumentAxis=xtkg_PowerbridgeZhuhaiMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=xtkg_LoanFromSPDBankMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=xtkg_ZhuhaiPowerbridgeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=xtkg_PowerbridgeZhuhaiMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Bank Loans (Details)																											12 Months Ended
Bank Loans (Details)	Jan. 31, 2024 USD ($)	Jan. 31, 2024 CNY (¥)	Jan. 17, 2024 USD ($)	Jan. 17, 2024 CNY (¥)	Dec. 25, 2023 USD ($)	Dec. 25, 2023 CNY (¥)	Dec. 14, 2023 USD ($)	Dec. 14, 2023 CNY (¥)	Jun. 28, 2023 USD ($)	Jun. 28, 2023 CNY (¥)	Jun. 20, 2023 USD ($)	Jun. 20, 2023 CNY (¥)	Mar. 14, 2023 USD ($)	Mar. 14, 2023 CNY (¥)	Jan. 19, 2023 USD ($)	Jan. 19, 2023 CNY (¥)	Jan. 18, 2023 USD ($)	Jan. 18, 2023 CNY (¥)	Jan. 16, 2023 USD ($)	Jan. 16, 2023 CNY (¥)	Jan. 11, 2023 USD ($)	Jan. 11, 2023 CNY (¥)	Dec. 16, 2022 USD ($)	Dec. 16, 2022 CNY (¥)	Dec. 14, 2022 USD ($)	Dec. 14, 2022 CNY (¥)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Jun. 30, 2023 USD ($)	Dec. 30, 2022 USD ($)	Jul. 15, 2022 USD ($)	Jun. 10, 2022 USD ($)	Jan. 27, 2022 USD ($)	Jan. 27, 2022 CNY (¥)
Bank Loans (Details) [Line Items]
Obtain loan amount \| ¥																																			¥ 10
Fixed annual interest rate percentage	3.90%	3.90%	3.90%	3.90%	3.90%	3.90%	3.90%	3.90%	4.10%	4.10%			4.20%	4.20%	4.20%	4.20%			4.20%	4.20%			4.10%	4.10%
Fixed assets																																$ 1,800,000	$ 1,800,000	$ 2,400,000
Total facility amount											$ 1,126,776	¥ 8					$ 1,408,471	¥ 10			$ 704,235	¥ 5			$ 724,932	¥ 5
Drew down amount	$ 492,965	¥ 3,500,000	$ 1,408,471	¥ 10	$ 249,485	¥ 1,771,316	$ 454,751	¥ 3,228,684	$ 1,126,776	¥ 8			$ 198,912	¥ 1,412,254	$ 1,408,471	¥ 10			$ 505,323	¥ 3,587,746			$ 724,932	¥ 5
Advance repaid amount																															$ 289,973
Approximately bank loan amount											$ 1,700,000
Interest expense																											$ 144,080	$ 203,380	$ 211,197
Bank Loan [Member]
Bank Loans (Details) [Line Items]
Weighted average interest rate																											4.10%	5.10%
Loan from SPD Bank [Member]
Bank Loans (Details) [Line Items]
Weighted average interest rate																													5.00%
Zhuhai Powerbridge [Member]
Bank Loans (Details) [Line Items]
Fixed assets																														$ 2,300,000
Bank Loan [Member]
Bank Loans (Details) [Line Items]
Obtain loan amount																																$ 724,932	$ 724,932	$ 1,449,864
Fixed annual interest rate percentage																																		4.70%	4.70%
Fixed annual interest																																4.50%	4.50%