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.

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

Separation of Electrical Distribution Systems (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2026	Mar. 31, 2026	Mar. 31, 2025
Unusual or Infrequent Item, or Both [Line Items]
Separation costs		$ (57)	$ (19)
Subsequent Event
Unusual or Infrequent Item, or Both [Line Items]
Bank Success Fees	$ 50