Power Purchase Agreements (Schedule Of Power Purchase Obligations) (Details) $ in Millions	12 Months Ended
Dec. 31, 2021 USD ($)
Regulated Operations [Abstract]
2022	$ 61.7
2023	50.2
2024	13.8
Power Purchase Obligations	$ 125.7

Capacity and energy commitments in next twelve months.

No definition available.

Name:	cik885568_CapacityAndEnergyCommitmentsInNextTwelveMonths
Namespace Prefix:	cik885568_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration