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Commitments and Contingencies - Silverado Wildfire Matter (Details) - Silverado Wildfire a in Thousands	1 Months Ended	51 Months Ended
	Mar. 31, 2019	Mar. 31, 2026 subsidiary	Oct. 31, 2020 a
Loss Contingencies [Line Items]
Number of subsidiaries subject to lawsuits | subsidiary		2
Damaged land (in acres) | a			13
Time of pole replacement before fire	19 months

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Number of Subsidiaries Subject to Lawsuits

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Pole Replacement, Period Before Fire

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