Commitments and Contingencies (Details Textuals)	1 Months Ended	12 Months Ended
	Nov. 30, 2015 USD ($)	Dec. 31, 2016 USD ($) employee facilities dte_instances	Dec. 31, 2010	Sep. 07, 2016 state	Dec. 31, 2015 USD ($)
Loss Contingencies [Line Items]
Sulfur dioxide ambient air quality standard finalized			1 hour
Estimated future capital expenditures for next year		$ 3,000,000,000
DTE Gas
Loss Contingencies [Line Items]
Number of former MGP sites | facilities		14
Accrued for remediation related to the sites		$ 43,000,000			$ 22,000,000
Amortization period for MGP costs (in years)		10 years
DTE Electric
Loss Contingencies [Line Items]
Number of states containing power plants effected by CSAPR update rule | state				22
EPA is alleging power plants violated new source performance standards | facilities		5
Number of NOVs/FOVs currently being discussed with the EPA | dte_instances		2
Amount spent to comply with air pollution requirements		$ 2,400,000,000
Estimated capital expenditures		$ 0
Number of former MGP sites | facilities		3
Accrued for remediation related to the sites		$ 8,000,000			$ 8,000,000
Number of permitted engineered coal ash storage facilities owned | facilities		3
Time period to comply with coal combustion residuals requirements and effluent limitations (in years)	6 years
Estimated future capital expenditures for next year		$ 1,400,000,000
Synthetic fuel
Loss Contingencies [Line Items]
Number of days after expiration		90 days
Maximum potential liability		$ 620,000,000
Reduced emissions fuel guarantees
Loss Contingencies [Line Items]
Number of days after expiration		90 days
Maximum potential liability		$ 279,000,000
NEXUS Pipeline | DTE Gas
Loss Contingencies [Line Items]
Maximum potential liability		$ 44,000,000
Percentage of all payment obligations		50.00%
Capacity lease agreement term		15 years
NEXUS Pipeline | Texas Eastern Transmission, LP
Loss Contingencies [Line Items]
Maximum potential liability		$ 6,000,000
Percentage of all payment obligations		50.00%
Guarantee type, other
Loss Contingencies [Line Items]
Maximum potential liability		$ 55,000,000
Surety bond
Loss Contingencies [Line Items]
Performance bonds outstanding		$ 56,000,000
Cleanup completed and site closed | DTE Gas
Loss Contingencies [Line Items]
Number of former MGP sites | facilities		6
Partial closure expected by end of fiscal year | DTE Gas
Loss Contingencies [Line Items]
Number of former MGP sites | facilities		2
Coal combustion residual rule | DTE Electric
Loss Contingencies [Line Items]
Cost associated with building new facilities	$ 296,000,000
Labor force concentration risk | Workforce subject to collective bargaining arrangements
Loss Contingencies [Line Items]
Entity number of employees | employee		4,800
Labor force concentration risk | Workforce subject to collective bargaining arrangements | DTE Electric
Loss Contingencies [Line Items]
Entity number of employees | employee		2,600
Yolo Solano County Health Department in California and the District Attorney Subpoena
Loss Contingencies [Line Items]
Loss contingency accrual		$ 4,000,000