Related Party Transaction (Details) - ACS [Member] - USD ($) $ in Millions	1 Months Ended	9 Months Ended
Feb. 02, 2015	Sep. 30, 2014
Related Party Transaction [Line Items]
Payments to related party	$ 6.2	$ 48.2
Receipts from Related Parties	$ 8.1	$ 29.5

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration