Net Income Per Limited Partner Unit (Tables)

3 Months Ended

Mar. 31, 2016

Partners' Capital Notes [Abstract]

Schedule of Allocation of Net Income to Arrive at Net Income Per Limited Partner Unit

The following tables show the allocation of net income attributable to the Partnership to arrive at net income per limited partner unit:

	Three Months Ended March 31, 2016		Three Months Ended March 31, 2015
Net income	$	68.0	$	49.1
Less:
Net income attributable to Parent	—		7.7
Net income attributable to noncontrolling interests	12.7		17.8
Net income attributable to the Partnership	55.3		23.6
Less:
General Partner's distribution declared	2.9		0.5
Limited Partners' distribution declared on common units	23.0		11.8
Limited Partners' distribution declared on subordinated units	15.8		11.8
Income in excess of distributions (distributions in excess of income)	$	13.6	$	(0.5	)

Schedule of Basic and Diluted Net Income Per Unit

	Three Months Ended March 31, 2016
	General		Limited Partners'		Limited Partners'
	Partner		Common Units		Subordinated Units		Total
	(in millions of dollars, except per unit data)
Distributions declared	$	2.9	$	23.0	$	15.8	$	41.7
Income in excess of distributions	0.2		7.5		5.9		13.6
Net income attributable to the Partnership	$	3.1	$	30.5	$	21.7	$	55.3
Weighted average units outstanding (in millions):
Basic and diluted			84.9		67.5
Net income per Limited Partner Unit (in dollars):
Basic and diluted			$	0.36	$	0.32

	Three Months Ended March 31, 2015
	General		Limited Partners'			Limited Partners'
	Partner		Common Units			Subordinated Units			Total
	(in millions of dollars, except per unit data)
Distributions declared	$	0.5	$	11.8		$	11.8		$	24.1
Distributions in excess of income	—		(0.2		)	(0.3		)	(0.5		)
Net income attributable to the Partnership	$	0.5	$	11.6		$	11.5		$	23.6
Weighted average units outstanding (in millions):
Basic and diluted			67.5			67.5
Net income per Limited Partner Unit (in dollars):
Basic and diluted			$	0.17		$	0.17