Receivables (Narrative) (Details) - Receivables Sold [Member] - IPL [Member] $ in Millions	Jun. 30, 2023 USD ($)
Receivables [Line Items]
Available capacity	$ 50
Financial Asset, Past Due [Member]
Receivables [Line Items]
Outstanding receivables past due	$ 20

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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+ Details