The number of shares owned by the founders after the impact of the stock dividend.

No definition available.

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- Definition

Represents the number of common stock shares subject aggregate of sponsor surrendered.

+ References

No definition available.

+ Details

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Data Type:	xbrli:sharesItemType
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- Definition

The number of shares owned by the founders subject to forfeiture if the underwriter overallotment option is not exercised in the proposed public offering.

+ References

No definition available.

+ Details

Name:	ivan_NumberOfSharesSubjectToForfeiture
Namespace Prefix:	ivan_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of shares of common stock issued as dividends during the period. Excludes stock splits.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

+ Details

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- Details

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Period Type:

CONDENSED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - shares	Jan. 06, 2021	Dec. 16, 2020	Dec. 31, 2020
Aggregate number of shares owned	6,900,000
Class B Ordinary shares
Number Of Shares Subject To Forfeiture			900,000
Number of shares surrender		2,875,000
Share dividend	1,150,000
Aggregate number of shares owned	6,900,000