XML 76 R60.htm IDEA: XBRL DOCUMENT v3.19.1

ITG Acquisition - Pro Forma Results (Details) - ITG $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Business Acquisition [Line Items]
Revenues	$ 35,901
Income (loss) before income taxes	$ (48,407)

X

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

X

- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(3)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

+ Details

Name:	us-gaap_BusinessAcquisitionsProFormaRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount before tax of pro forma income from operations as if the business combination had been completed at the beginning of a period.

+ References

No definition available.

+ Details

Name:	virt_BusinessAcquisitionProFormaIncomeLossBeforeTax
Namespace Prefix:	virt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

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