Long-Term Debt (Tables)

9 Months Ended

Sep. 30, 2015

Long-term Debt, Unclassified [Abstract]

Schedule of Debt

In 2015, the following debt was issued:

Company	Month	Type	Interest Rate	Maturity	Amount
					(In millions)
DTE Electric	March	Mortgage Bonds (a)	3.70%	2045	$	500
DTE Energy	June	Senior Notes (b)	3.30%	2022	300
DTE Gas	August	Mortgage Bonds (c)	3.35%	2027	40
DTE Gas	August	Mortgage Bonds (c)	4.21%	2045	125
					$	965

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

(b) Proceeds were used for general corporate purposes.

(c) Proceeds were used for the redemption of long-term debt and for general corporate purposes.

Schedule of Debt Redemptions

In 2015, the following debt was redeemed:

Company	Month	Type	Interest Rate	Maturity	Amount
					(In millions)
DTE Electric	March	Securitization Bonds	6.62%	2015	$	105
DTE Electric	March	Mortgage Bonds	7.904%	2016	10
DTE Gas	September	Senior Notes	5.94%	2015	140
DTE Energy	Various	Other Long Term Debt	Various	2015	5
					$	260