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Regulatory Matters (Regulatory Matters Narrative - Piedmont) (Details) - 2020 Tennessee Rate Case - TPUC - Piedmont Natural Gas $ in Millions | Jul. 02, 2020 USD ($)
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Public Utilities, General Disclosures [Line Items] |
Requested rate increase (decrease), amount | $ 30
Increase in annual revenue, percent | 15.00%

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- Definition Amount of public utility's requested rate increase (decrease) with regulatory agency. + References No definition available. + Details
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