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Derivative Activities - Derivative Volumes Hedged and Average Hedge Prices (Parenthetical) (Detail) - 2023 Commodity Contract - Natural Gas | Mar. 31, 2022 MMBTU $ / MMBTU
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Derivative [Line Items] |
Volume Hedged | MMBTU | 100,000
Call Swaptions |
Derivative [Line Items] |
Weighted average price of hedge | $ / MMBTU | 3.21

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