Public Utilities, Interim Rate Increase (Decrease), Amount, Credit Surcharge Elimination

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- Definition

Public Utilities, Interim Rate Increase (Decrease), Amount Self-Implemented Base Rate Increase

+ References

No definition available.

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- Definition

Public Utilities, Requested Rate Increase (Decrease), Surcharges

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- Definition

Percentage of public utility's approved debt to capital, including debt and equity.

+ References

No definition available.

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- Definition

Percentage of public utility's approved equity to capital, including debt and equity.

+ References

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- Definition

Amount of public utility's approved rate increase (decrease) by regulatory agency.

+ References

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- Definition

Percentage of public utility's approved return on equity.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of public utility's interim rate increase (decrease) allowed while waiting final decision of regulatory agency.

+ References

No definition available.

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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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- Definition

Percentage of public utility's requested return on equity.

+ References

No definition available.

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Regulatory Matters (Details Textuals) - MPSC - USD ($) $ in Millions							1 Months Ended
	Feb. 23, 2016	Feb. 01, 2016	Dec. 18, 2015	Dec. 11, 2015	Jul. 01, 2015	Dec. 19, 2014	Jan. 31, 2017
Electric Rate Case Filing 2014 \| DTE Electric
Public Utilities, General Disclosures [Line Items]
Requested rate increase						$ 370
Rate increase amount					$ 230
Self-implemented base rate increase					190
Required elimination of credit surcharge					$ 40
Annual revenue increase	$ 243			$ 238
Return on equity percent				10.30%
Capital structure debt percent				50.00%
Capital structure equity percent				50.00%
Electric Rate Case Filing 2016 \| DTE Electric
Public Utilities, General Disclosures [Line Items]
Requested rate increase		$ 344
Return on equity percent		10.30%
Capital structure debt percent		50.00%
Capital structure equity percent		50.00%
Return on equity requested percent		10.50%
DTE Gas Rate Case Filing 2015 \| DTE Gas
Public Utilities, General Disclosures [Line Items]
Requested rate increase			$ 183
Return on equity percent			10.50%
Capital structure debt percent			48.00%
Capital structure equity percent			52.00%
Return on equity requested percent			10.75%
IRM surcharges			$ 41
Scenario, Forecast \| DTE Gas Rate Case Filing 2015 \| DTE Gas
Public Utilities, General Disclosures [Line Items]
IRM surcharges							$ 9