Income Taxes (Narrative) (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended
Jul. 31, 2026	Jun. 30, 2026
Effective Income Tax Computation [Line Items]
Alternative minimum tax		$ 21
Proceeds from transfer of tax credits		$ 45
Subsequent Event
Effective Income Tax Computation [Line Items]
Proceeds from transfer of tax credits	$ 21

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-6

Name:	us-gaap_DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant