Consolidated Statements of Financial Position (Unaudited) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current Assets
Cash and cash equivalents	$ 75	$ 52
Restricted cash, principally Securitization	110	123
Accounts receivable (less allowance for doubtful accounts of $60 and $55, respectively)
Customer	1,400	1,542
Other	126	127
Inventories
Fuel and gas	342	363
Materials and supplies	277	265
Derivative assets	98	99
Regulatory assets	127	26
Other	166	209
Total Current Assets	2,721	2,806
Investments
Nuclear decommissioning trust funds	1,237	1,191
Other	604	603
Total Investments	1,841	1,794
Property
Property, plant and equipment	25,836	25,123
Less accumulated depreciation, depletion and amortization	(9,529)	(9,323)
Property, plant and equipment, net	16,307	15,800
Other Assets
Goodwill	2,018	2,018
Regulatory assets	2,719	2,837
Securitized regulatory assets	135	231
Intangible assets	112	122
Notes receivable	90	102
Derivative assets	26	27
Other	220	198
Total Noncurrent Assets	5,320	5,535
Total Assets	26,189	25,935
Current Liabilities
Accounts payable	946	962
Accrued interest	86	90
Dividends payable	238	116
Short-term borrowings	511	131
Current portion long-term debt, including capital leases	229	898
Derivative liabilities	148	195
Gas inventory equalization	38	0
Regulatory liabilities	150	302
Other	473	495
Total Current Liabilities	2,819	3,189
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other	7,329	6,618
Securitization bonds	0	105
Junior subordinated debentures	480	480
Capital lease obligations	4	11
Total Long-Term Debt (net of current portion)	7,813	7,214
Other Liabilities
Deferred income taxes	3,500	3,321
Regulatory liabilities	757	862
Asset retirement obligations	1,883	1,827
Unamortized investment tax credit	42	47
Derivative liabilities	29	43
Accrued pension liability	564	653
Accrued postretirement liability	307	350
Nuclear decommissioning	180	178
Other	269	297
Total Noncurrent Liabilities	7,531	7,578
Commitments and Contingencies (Notes 7 and 11)
Equity
Common stock, without par value, 400,000,000 shares authorized, 176,993,343 and 177,087,230 shares issued and outstanding, respectively	3,896	3,907
Retained earnings	4,246	4,150
Accumulated other comprehensive loss	(134)	(136)
Total DTE Energy Company Equity	8,008	7,921
Noncontrolling interests	18	33
Total Equity	8,026	7,954
Total Liabilities and Equity	$ 26,189	$ 25,935