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Financing Activities - Long-term Debt (Details) - Subsequent Event [Member] $ in Millions | Apr. 30, 2019 USD ($)
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LGE [Member] | Pollution Control Revenue Bonds, 2001 Series A [Member] | Remarketed [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 128
Stated interest rate | 1.85%
Maturity date | Dec. 31, 2033
Repurchase date of debt instruments | Apr. 01, 2021
LGE [Member] | First Mortgage [Member] | First Mortgage Bond Due 2049 [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 400
Stated interest rate | 4.25%
Maturity date | Dec. 31, 2049
Proceeds from Issuance of Secured Debt | $ 396
KU [Member] | First Mortgage [Member] | First Mortgage Bond Due 2045 [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 300
Stated interest rate | 4.375%
Maturity date | Dec. 31, 2045
Proceeds from Issuance of Secured Debt | $ 303
LG And E And KU Energy LLC [Member] | LGE [Member] | Pollution Control Revenue Bonds, 2001 Series A [Member] | Remarketed [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 128
Stated interest rate | 1.85%
Maturity date | Dec. 31, 2033
Repurchase date of debt instruments | Apr. 01, 2021
LG And E And KU Energy LLC [Member] | LGE [Member] | First Mortgage [Member] | First Mortgage Bond Due 2049 [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 400
Stated interest rate | 4.25%
Maturity date | Dec. 31, 2049
Proceeds from Issuance of Secured Debt | $ 396
LG And E And KU Energy LLC [Member] | KU [Member] | First Mortgage [Member] | First Mortgage Bond Due 2045 [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 300
Stated interest rate | 4.375%
Maturity date | Dec. 31, 2045
Proceeds from Issuance of Secured Debt | $ 303
Louisville Gas And Electric Co [Member] | Pollution Control Revenue Bonds, 2001 Series A [Member] | Remarketed [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 128
Stated interest rate | 1.85%
Maturity date | Dec. 31, 2033
Repurchase date of debt instruments | Apr. 01, 2021
Louisville Gas And Electric Co [Member] | First Mortgage [Member] | First Mortgage Bond Due 2049 [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 400
Stated interest rate | 4.25%
Maturity date | Dec. 31, 2049
Proceeds from Issuance of Secured Debt | $ 396
Kentucky Utilities Co [Member] | First Mortgage [Member] | First Mortgage Bond Due 2045 [Member] |
Long-term Debt (Numeric) [Abstract] |
Principal amount | $ 300
Stated interest rate | 4.375%
Maturity date | Dec. 31, 2045
Proceeds from Issuance of Secured Debt | $ 303

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- Definition The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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