Consolidated Statements of Financial Position (Unaudited) - USD ($) $ in Millions	Jun. 30, 2015	Dec. 31, 2014
Current Assets
Cash and cash equivalents	$ 230	$ 48
Restricted cash	21	120
Accounts receivable (less allowance for doubtful accounts)
Customer	1,251	1,504
Other	113	94
Inventories
Fuel and gas	423	512
Materials and supplies	308	292
Notes receivable
Derivative assets	89	128
Regulatory assets	12	76
Other	244	313
Total Current Assets	2,691	3,087
Investments
Nuclear decommissioning trust funds	1,267	1,241
Other	654	628
Total Investments	1,921	1,869
Property
Property, plant and equipment	27,579	26,538
Less accumulated depreciation and amortization	(10,003)	(9,718)
Property, plant and equipment, net	17,576	16,820
Other Assets
Goodwill	2,018	2,018
Regulatory assets	3,688	3,651
Securitized regulatory assets	0	34
Intangible assets	90	102
Notes receivable	82	90
Derivative assets	36	44
Other	248	259
Total Noncurrent Assets	6,162	6,198
Total Assets	28,350	27,974
Accounts payable
Accounts payable	848	973
Accrued interest	91	86
Dividends payable	255	122
Short-term borrowings	0	398
Current portion long-term debt, including capital leases	467	274
Derivative liabilities	62	77
Gas inventory equalization	56	0
Regulatory liabilities	78	153
Short-term borrowings
Other	375	494
Total Current Liabilities	2,232	2,577
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other	8,346	7,860
Junior subordinated debentures	480	480
Capital lease obligations	9	3
Total Long-Term Debt (net of current portion)	8,835	8,343
Other Liabilities
Deferred income taxes	3,914	3,776
Regulatory liabilities	638	667
Asset retirement obligations	2,157	1,962
Unamortized investment tax credit	50	41
Derivative liabilities	22	8
Accrued pension liability	1,184	1,280
Accrued postretirement liability	323	515
Nuclear decommissioning	184	182
Other	254	281
Total Noncurrent Liabilities	$ 8,726	$ 8,712
Commitments and Contingencies (Notes 6 and 12)
Equity
Common stock	$ 4,110	$ 3,904
Retained earnings	4,580	4,578
Accumulated other comprehensive income (loss)	(151)	(155)
Total Equity Attributable to DTE Energy Company/DTE Electric	8,539	8,327
Noncontrolling interests	18	15
Total Equity	8,557	8,342
Total Liabilities and Equity	28,350	27,974
DTE Electric
Current Assets
Cash and cash equivalents	123	14
Restricted cash	0	96
Accounts receivable (less allowance for doubtful accounts)
Customer	667	688
Affiliates	72	31
Other	38	15
Inventories
Fuel and gas	270	269
Materials and supplies	245	231
Notes receivable
Affiliates	0	8
Other	6	8
Regulatory assets	10	46
Other	67	75
Total Current Assets	1,498	1,481
Investments
Nuclear decommissioning trust funds	1,267	1,241
Other	34	172
Total Investments	1,301	1,413
Property
Property, plant and equipment	20,718	19,805
Less accumulated depreciation and amortization	(7,485)	(7,216)
Property, plant and equipment, net	13,233	12,589
Other Assets
Regulatory assets	2,967	2,913
Securitized regulatory assets	0	34
Intangible assets	38	37
Other	169	182
Total Noncurrent Assets	3,174	3,166
Total Assets	19,206	18,649
Accounts payable
Affiliates	38	60
Other	352	366
Accrued interest	62	58
Accrued vacation	47	48
Current portion long-term debt, including capital leases	12	118
Regulatory liabilities	61	150
Deferred income taxes	8	0
Short-term borrowings
Affiliates	54	84
Other	0	50
Other	89	103
Total Current Liabilities	723	1,037
Long-Term Debt (net of current portion)
Mortgage bonds, notes and other	5,634	5,144
Capital lease obligations	9	0
Total Long-Term Debt (net of current portion)	5,643	5,144
Other Liabilities
Deferred income taxes	3,325	3,188
Regulatory liabilities	237	245
Asset retirement obligations	1,986	1,796
Unamortized investment tax credit	46	36
Nuclear decommissioning	184	182
Accrued pension liability — affiliates	1,017	1,200
Accrued postretirement liability — affiliates	370	520
Other	114	105
Total Noncurrent Liabilities	$ 7,279	$ 7,272
Commitments and Contingencies (Notes 6 and 12)
Equity
Common stock	$ 4,086	$ 3,786
Retained earnings	1,473	1,436
Accumulated other comprehensive income (loss)	2	(26)
Total Equity Attributable to DTE Energy Company/DTE Electric	5,561	5,196
Total Liabilities and Equity	$ 19,206	$ 18,649