XML 147 R124.htm IDEA: XBRL DOCUMENT v3.22.4

Segments Of Business (Narrative) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2020 USD ($)
Goodwill [Line Items]
Number of Reportable Segments	2
Disposal Group, Not Discontinued Operations, Gain (Loss) on Write Down		$ 412.4

X

- Definition

Disposal Group, Not Discontinued Operations, Gain (Loss) on Write Down

+ References

No definition available.

+ Details

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Namespace Prefix:	nix_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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

X

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599

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