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Revenue (Tables)

12 Months Ended

Dec. 31, 2024

Revenue from Contract with Customer [Abstract]

Schedule of Revenue

The following table presents the disaggregation of the Corporation's revenue on the consolidated statements of earnings by geography and substantially autonomous utility operations.

($ millions)			2024						2023
Electric and gas revenue
United States
ITC			2,205						2,098
UNS Energy			2,731						2,707
Central Hudson			1,366						1,329
Canada
FortisBC Energy			1,538						1,766
FortisAlberta			770						699
FortisBC Electric			481						460
Newfoundland Power			770						759
Maritime Electric			277						258
FortisOntario			235						217
Caribbean
Caribbean Utilities			402						388
FortisTCI			118						108
Total electric and gas revenue			10,893						10,789
Other services revenue			350						374
Revenue from contracts with customers			11,243						11,163
Alternative revenue			169						150
Other revenue			96						204
Total revenue			11,508						11,517

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- References

No definition available.

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- Definition

Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 41
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482810/280-10-50-41

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