Supplementary Quarterly Financial Information (Unaudited)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Supplemental Quarterly Financial Information (Unaudited)

SUPPLEMENTARY QUARTERLY FINANCIAL INFORMATION (UNAUDITED)

Quarterly earnings per share may not equal full year totals, since quarterly computations are based on weighted average common shares outstanding during each quarter.

	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Year
	(In millions, except per share amounts)
2014
Operating Revenues	$	3,930	$	2,698	$	2,595	$	3,078	$	12,301
Operating Income	$	560	$	249	$	239	$	542	$	1,590
Net Income Attributable to DTE Energy Company	$	326	$	124	$	156	$	299	$	905
Basic Earnings per Share	$	1.84	$	0.70	$	0.88	$	1.68	$	5.11
Diluted Earnings per Share	$	1.84	$	0.70	$	0.88	$	1.68	$	5.10

2013
Operating Revenues	$	2,516	$	2,225	$	2,387	$	2,533	$	9,661
Operating Income	$	410	$	223	$	329	$	241	$	1,203
Net Income Attributable to DTE Energy Company	$	234	$	105	$	198	$	124	$	661
Basic Earnings per Share	$	1.35	$	0.60	$	1.13	$	0.70	$	3.76
Diluted Earnings per Share	$	1.34	$	0.60	$	1.13	$	0.70	$	3.76