Debt Instrument, Annual Administrative Fee Percentage

No definition available.

Name:	cion_DebtInstrumentAnnualAdministrativeFeePercentage
Namespace Prefix:	cion_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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Balance Type:	credit
Period Type:	instant

- Definition

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

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

- 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.

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+ Details

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

- Definition

Indicates type of variable interest rate on debt instrument.

+ References

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

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+ Details

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

- 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.

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+ Details

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Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=cion_A2029NotesMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_UnsecuredDebtMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=cion_A2026NotesMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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

- Details

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

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

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Balance Type:
Period Type:

- Details

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Period Type:

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Financing Arrangements - Schedule of Financing Arrangements (Details) $ in Thousands					3 Months Ended
	Sep. 18, 2024	Jul. 15, 2024	Jul. 14, 2024	Jun. 14, 2023	Mar. 31, 2025 USD ($)	Oct. 09, 2024	Oct. 03, 2024	Feb. 11, 2021
Debt Instrument [Line Items]
Amount Outstanding					$ 1,117,344
Amount Available					$ 106,250
JPM Credit Facility, SOFR
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate					2.55%
Amount Outstanding					$ 325,000
Amount Available					81,250
2029 Notes
Debt Instrument [Line Items]
Amount Outstanding					172,500
Amount Available					$ 0
2029 Notes \| Unsecured debt
Debt Instrument [Line Items]
Interest rate					7.50%	7.50%	7.50%
Fair value of debt					$ 172,086
2026 Notes
Debt Instrument [Line Items]
Amount Outstanding					125,000
Amount Available					$ 0
2026 Notes \| Unsecured debt
Debt Instrument [Line Items]
Interest rate					4.50%			4.50%
UBS Facility
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate				3.20%	2.75%
Amount Outstanding					$ 100,000
Amount Available					$ 25,000
Series A Notes
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate					3.82%
Amount Outstanding					$ 114,844
Amount Available					0
Series A Notes \| Unsecured debt
Debt Instrument [Line Items]
Fair value of debt					120,711
Tranche A 2027 Notes
Debt Instrument [Line Items]
Amount Outstanding					100,000
Amount Available					$ 0
Tranche A 2027 Notes \| Unsecured debt
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate					4.75%
Tranche B 2027 Notes
Debt Instrument [Line Items]
Amount Outstanding					$ 100,000
Amount Available					$ 0
Tranche B 2027 Notes \| Unsecured debt
Debt Instrument [Line Items]
Rate	2.00%
Tranche B 2027 Notes \| Unsecured debt \| Secured Debt
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate					3.90%
2022 Term Loan
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate					3.50%
Amount Outstanding					$ 50,000
Amount Available					0
2024 Term Loan
Debt Instrument [Line Items]
Amount Outstanding					30,000
Amount Available					$ 0
2024 Term Loan \| Unsecured debt
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]					SOFR
Rate					3.80%
JPM Credit Facility \| Secured Debt
Debt Instrument [Line Items]
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]		SOFR
Rate		2.55%	3.20%
Annual administration fee (in percent)		0.0020
JPM Credit Facility \| Secured Debt
Debt Instrument [Line Items]
Annual administration fee (in percent)					0.20