Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2018

Sep. 30, 2017

Schedule of Cash and Cash Equivalents [Table Text Block]

The following table provides a reconciliation of cash, cash equivalents, restricted cash and restricted cash equivalents reported in our consolidated balance sheets to the total shown in our consolidated statements of cash flows:



(In millions)	As of
	September 30, 2018		December 31, 2017		September 30, 2017		December 31, 2016
Cash and cash equivalents	$	195.7	$	8.2	$	4.9	$	14.6
Restricted cash and cash equivalents	347.6		255.6		273.6		224.7
Total cash, cash equivalents, restricted cash and restricted cash equivalents	$	543.3	$	263.8	$	278.5	$	239.3

Cash Flow, Supplemental Disclosures [Text Block]

The following table reconciles the consolidated statement of cash flows line items impacted by the adoption of this standard on January 1, 2018:



(In millions)	For the Nine Months Ended September 30, 2017
	Adjusted			ASU 2016-18 Adjustment		Previously Reported
Decrease (increase) in restricted cash and cash equivalents	$	—		$	48.9	$	(48.9	)
Net cash used in investing activities	(640.4		)	48.9		(689.3		)

Net increase (decrease) in cash, cash equivalents, restricted cash and restricted cash equivalents	39.2			48.9		(9.7		)
Cash, cash equivalents, restricted cash and restricted cash equivalents beginning of period	239.3			224.7		14.6
Cash, cash equivalents, restricted cash and restricted cash equivalents end of period	$	278.5		$	273.6	$	4.9