v2.4.0.8

Debt and Credit Facilities (Summary of Debt Issuances) (Details) (USD $) |  | 9 Months Ended |  |  | 9 Months Ended |  | 9 Months Ended |  | 9 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2014 | Sep. 30, 2014 April 2014 3.75% Senior Unsecured Notes Maturing April 2024 [Member] Unsecured Debt [Member] | Sep. 30, 2014 April 2014 0.612% Senior Unsecured Floating Notes Maturing April 2017 [Member] Unsecured Debt [Member] | Sep. 30, 2014 June 2014 11.870% Senior Unsecured Floating Notes Maturing May 2019 [Member] Unsecured Debt [Member] | Sep. 30, 2014 June 2014 13.680% Senior Unsecured Floating Notes Maturing May 2021 [Member] Unsecured Debt [Member] | Sep. 30, 2014 March 2014 0.854% Secured Credit Facility Maturing March 2017 [Member] Secured Debt [Member] | Sep. 30, 2014 July 2014 5.340% Secured Debt Maturing July 2036 [Member] Secured Debt [Member] | Sep. 30, 2014 March 2014 4.375% First Mortgage Bonds Maturing March 2044 [Member] First Mortgage Bonds [Member] | Sep. 30, 2014 March 2014 0.433% First Mortgage Bonds Maturing March 2017 [Member] First Mortgage Bonds [Member] | Sep. 30, 2014 Parent Company [Member] | Apr. 30, 2014 Parent Company [Member] Unsecured Debt [Member] | Sep. 30, 2014 Parent Company [Member] April 2014 3.75% Senior Unsecured Notes Maturing April 2024 [Member] Unsecured Debt [Member] | Sep. 30, 2014 Parent Company [Member] April 2014 0.612% Senior Unsecured Floating Notes Maturing April 2017 [Member] Unsecured Debt [Member] | Sep. 30, 2014 Duke Energy Progress [Member] | Sep. 30, 2014 Duke Energy Progress [Member] March 2014 4.375% First Mortgage Bonds Maturing March 2044 [Member] First Mortgage Bonds [Member] | Sep. 30, 2014 Duke Energy Progress [Member] March 2014 0.433% First Mortgage Bonds Maturing March 2017 [Member] First Mortgage Bonds [Member] | Sep. 30, 2014 Duke Energy Florida [Member] | Sep. 30, 2014 Duke Energy Florida [Member] March 2014 0.854% Secured Credit Facility Maturing March 2017 [Member] Secured Debt [Member] | Sep. 30, 2014 Duke Energy Ohio [Member] Unsecured Debt [Member] | Sep. 30, 2014 International Energy [Member] Unsecured Debt [Member]
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of debt |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 402,000,000 | $ 196,000,000
Debt issuance date |  | Apr. 01, 2014 |  | Apr. 01, 2014 |  | Jun. 01, 2014 |  | Jun. 01, 2014 |  | Mar. 01, 2014 |  | Jul. 01, 2014 |  | Mar. 01, 2014 |  | Mar. 01, 2014 |  |  |  | Apr. 01, 2014 |  | Apr. 01, 2014 |  |  | Mar. 01, 2014 |  | Mar. 01, 2014 |  |  | Mar. 01, 2014 |  |  |
Debt maturity date |  | Apr. 30, 2024 |  | Apr. 30, 2017 |  | May 31, 2019 |  | May 31, 2021 |  | Mar. 31, 2017 |  | Jul. 31, 2036 |  | Mar. 31, 2044 |  | Mar. 31, 2017 |  |  |  | Apr. 30, 2024 |  | Apr. 30, 2017 |  |  | Mar. 31, 2044 |  | Mar. 31, 2017 |  |  | Mar. 31, 2017 |  |  |
Interest rate |  | 3.75% |  | 0.612% |  | 11.87% |  | 13.68% |  | 0.854% |  | 5.34% |  | 4.375% |  | 0.433% |  |  |  | 3.75% |  | 0.612% |  |  | 4.375% |  | 0.433% |  |  | 0.854% |  |  |
Debt issuances | $ 2,222,000,000 | $ 600,000,000 | [1] | $ 400,000,000 | [1] | $ 108,000,000 | [2] | $ 110,000,000 | [2] | $ 225,000,000 | [3] | $ 129,000,000 | [4] | $ 400,000,000 | [5] | $ 250,000,000 | [5] | $ 1,000,000,000 | $ 1,000,000,000 | $ 600,000,000 | [1] | $ 400,000,000 | [1] | $ 650,000,000 | $ 400,000,000 | [5] | $ 250,000,000 | [5] | $ 225,000,000 | $ 225,000,000 | [3] |  |
[1] | Proceeds were used to redeem $402 million of tax-exempt bonds at Duke Energy Ohio, the repayment of outstanding commercial paper and for general corporate purposes. See Note 9 for additional information related to the redemption of Duke Energy Ohio's tax-exempt bonds.
[2] | Proceeds were used to repay $196 million of debt for International Energy and for general corporate purposes.
[3] | Relates to the securitization of accounts receivable at a subsidiary of Duke Energy Florida. Proceeds were used to repay short-term borrowings under the intercompany money pool borrowing arrangement and for general corporate purposes. See Note 13 for further details.
[4] | Proceeds were used to fund a portion of Duke Energy's prior investment in the existing Wind Star renewables portfolio.
[5] | Proceeds were used to repay short-term borrowings under the intercompany money pool borrowing arrangement and for general corporate purposes.

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