CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net income (loss)	$ (41.3)	$ 454.3	$ 740.0
Other comprehensive income (loss), net of tax expense (Note 21)	30.4	(164.4)	(127.7)
Comprehensive income (loss)	(10.9)	289.9	612.3
Less:
Net income attributable to noncontrolling interest (Note 19)	26.4	221.1	263.3
Net income attributable to Series 1 preferred unit distributions	90.0	90.0	90.0
Net income attributable to accretion of discount on Series 1 preferred units	4.7	11.2	14.9
Other comprehensive income (loss) allocated to noncontrolling interest	(0.3)	(5.8)	7.1
Comprehensive income (loss) attributable to general and limited partner ownership interests in Enbridge Energy Partners, L.P.	$ (131.7)	$ (26.6)	$ 237.0