XML 63 R44.htm IDEA: XBRL DOCUMENT v3.19.3

Organization and Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	Jun. 10, 2019	Jun. 25, 2018	Sep. 30, 2019	Sep. 30, 2018
IPO
Subsidiary, Sale of Stock [Line Items]
Shares issued (shares)		7,647,500
Public offering price (in USD per share)		$ 13.00
Net proceeds from public offering		$ 92,500
i3Verticals, LLC
Subsidiary, Sale of Stock [Line Items]
Non-controlling interest, ownership interest (percent)			52.80%	34.60%
i3Verticals, LLC
Subsidiary, Sale of Stock [Line Items]
Net proceeds from public offering	$ 20,870
Common units, purchased (in units)	1,000,000
Continuing Equity Owner
Subsidiary, Sale of Stock [Line Items]
Shareholders ownership interest (percent)				48.20%
Common units, purchased (in units)	4,165,527
Class B Common Stock | Continuing Equity Owner
Subsidiary, Sale of Stock [Line Items]
Shareholders ownership interest (percent)				47.20%
Class A Common Stock
Subsidiary, Sale of Stock [Line Items]
Shares issued (shares)	5,165,527
Public offering price (in USD per share)	$ 22.75
Net proceeds from public offering	$ 111,640
Underwriters exercised option to purchase additional shares (in shares)	673,764
Class A Common Stock | Continuing Equity Owner
Subsidiary, Sale of Stock [Line Items]
Shareholders ownership interest (percent)				1.00%

X

- Definition

Common Units, Purchased

+ References

No definition available.

+ Details

Name:	iiiv_CommonUnitsPurchased
Namespace Prefix:	iiiv_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Sale Of Stock, Number Of Additional Shares Exercised By Underwriters To Purchase

+ References

No definition available.

+ Details

Name:	iiiv_SaleOfStockNumberOfAdditionalSharesExercisedByUnderwritersToPurchase
Namespace Prefix:	iiiv_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	iiiv_ShareholdersOwnershipPercentage
Namespace Prefix:	iiiv_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

+ Details

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

X

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

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

X

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_OwnershipAxis=iiiv_I3VerticalsLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CounterpartyNameAxis=iiiv_I3VerticalsLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CounterpartyNameAxis=iiiv_ContinuingEquityOwnerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: