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Balance Sheet Components Other Current Assets (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Other Current Assets [Line Items]
Prepaid expenses	$ 55	$ 66
Assets from price risk management activities	221	102
Margin deposits	34	37
Other current assets	$ 310	$ 205

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Regulatory assets from price risk management activities

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The amount of cash or securities placed with a broker or counterparty as security for a trading or derivatives securities position which was partially obtained with funds provided by the broker dealer.

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