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Long-Term Debt (Notes)
9 Months Ended
Sep. 30, 2013
Long-term Debt, Unclassified [Abstract]  
Long-term Debt [Text Block]
LONG-TERM DEBT

Debt Issuances

In 2013, the following debt was issued:
Company
 
Month Issued
 
Type
 
Interest Rate
 
Maturity
 
Amount
 
 
 
 
 
 
 
 
 
 
(In millions)
DTE Electric
 
March
 
Mortgage Bonds (a)
 
4.00
%
 
2043
 
$
375

DTE Electric
 
August
 
Mortgage Bonds (a)
 
3.65
%
 
2024
 
400

 
 
 
 
 
 
 

 
 
 
$
775


_______________________________________
(a)
Proceeds were used for the redemption of DTE Electric long-term debt, for the repayment of short-term borrowings, and for general corporate purposes.

In September 2013, DTE Gas agreed to issue $50 million of 3.64%, 10-year mortgage bonds, $70 million of 3.74%, 12-year mortgage bonds, and $50 million of 3.94%, 15-year mortgage bonds to a group of institutional investors in a private placement transaction. The bonds are expected to close and fund in December 2013. The aggregate proceeds are planned to be used for general corporate purposes.

Debt Redemptions

In 2013, the following debt was redeemed:
Company
 
Month
 
Type
 
Interest Rate
 
Maturity
 
Amount
 
 
 
 
 
 
 
 
 
 
(In millions)
DTE Electric
 
March
 
Securitization Bonds
 
6.42
%
 
2013
 
$
88

DTE Electric
 
March
 
Tax Exempt Revenue Bonds (a)
 
5.30
%
 
2030
 
51

DTE Electric
 
April
 
Other Long-Term Debt
 
Various

 
2013
 
13

DTE Gas
 
April
 
Senior Notes
 
5.26
%
 
2013
 
60

DTE Energy
 
Various
 
Other Long-Term Debt
 
Various

 
2013
 
4

DTE Energy
 
June
 
Senior Notes
 
Variable

 
2013
 
300

DTE Electric
 
September
 
Securitization Bonds
 
6.62
%
 
2015
 
89

DTE Electric
 
September
 
Senior Notes
 
6.40
%
 
2013
 
250

 
 
 
 
 
 
 
 
 
 
$
855

_______________________________________
(a)
DTE Electric Tax Exempt Revenue Bonds are issued by a public body that loans the proceeds to DTE Electric on terms substantially mirroring the Revenue Bonds.