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

No definition available.

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: 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

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ 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))
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-Topic 210
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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))
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-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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.

+ References

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 235
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(f))
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-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-14

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-15

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt Instrument, Annual Principal Payment, Percentage

+ References

No definition available.

+ Details

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Data Type:	dtr-types1:percentItemType
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- Definition

Debt Instrument, Covenant, Amount Required To Be Prepaid, Percent of Excess Cash Flow

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Covenant, Net Proceeds Of Certain Asset Sales

+ References

No definition available.

+ Details

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Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant, Percentage Of Incurred Refinance Term Loan

+ References

No definition available.

+ Details

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Namespace Prefix:	vrts_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant, Premium Due If Prepaid In Connection With Repricing Transaction

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Covenant, Repricing Period

+ References

No definition available.

+ Details

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Namespace Prefix:	vrts_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Covenant, Secured Net Leverage Ratio

+ References

No definition available.

+ Details

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Namespace Prefix:	vrts_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Covenant, Threshold Proportion Of Credit Facility Outstanding

+ References

No definition available.

+ Details

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Namespace Prefix:	vrts_
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Balance Type:	na
Period Type:	duration

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Balance Type:
Period Type:

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Balance Type:
Period Type:

- Details

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Balance Type:
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Balance Type:
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Debt - Narrative (Details) - USD ($)			12 Months Ended
Debt - Narrative (Details) - USD ($)	Apr. 03, 2023	Sep. 28, 2021	Dec. 31, 2023
Credit Agreement \| SOFR
Line of Credit Facility [Line Items]
Basis spread on variable rate (as a percent)			2.25%
Credit Agreement \| Base Rate
Line of Credit Facility [Line Items]
Basis spread on variable rate (as a percent)			1.25%
Term Loan \| Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 275,000,000
Term of debt		7 years
Debt repayments			$ 50,000,000
Annual principal payment (as a percent)		1.00%
Amount required to be prepaid as a proportion of excess cash flow (as a percent)		50.00%
Proportion of net proceeds of certain asset sales (as a percent)		50.00%
Proportion of proceeds incurred to refinance term loan (as a percent)		100.00%
Repricing period		6 months
Premium due if prepaid in connection with repricing transaction within six months of credit agreement closing (as a percent)		1.00%
Threshold proportion of credit facility outstanding (as a percent)		35.00%
Term Loan \| Credit Agreement \| Leverage Ratio Below 2.00
Line of Credit Facility [Line Items]
Amount required to be prepaid as a proportion of excess cash flow (as a percent)		25.00%
Secured net leverage ratio		2
Term Loan \| Credit Agreement \| Leverage Ratio Below 1.50
Line of Credit Facility [Line Items]
Amount required to be prepaid as a proportion of excess cash flow (as a percent)		0.00%
Secured net leverage ratio		1.5
Term Loan \| Secured Debt
Line of Credit Facility [Line Items]
Debt repayments			2,800,000
Outstanding borrowings			258,800,000
Term Loan \| Credit Facility 2017
Line of Credit Facility [Line Items]
Debt issuance costs			$ 5,400,000
Revolving Credit Facility \| Credit Agreement
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 175,000,000
Term of debt		5 years
Unused commitment fee (as a percent)		0.50%
Revolving Credit Facility \| Credit Agreement \| Minimum
Line of Credit Facility [Line Items]
Unused commitment fee (as a percent)		0.375%
Revolving Credit Facility \| Credit Agreement \| Maximum
Line of Credit Facility [Line Items]
Unused commitment fee (as a percent)		0.50%
Revolving Credit Facility \| Credit Agreement \| AlphaSimplex Group, LLC
Line of Credit Facility [Line Items]
Borrowings on credit agreement	$ 50,000,000