Segment Information (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Jun. 30, 2014
Segment Reporting Information [Line Items]
Assets, Fair Value Adjustment	$ 34
Maximum [Member] \| Distribution Solutions [Member]
Segment Reporting Information [Line Items]
Revenue Derived From Services, Percentage	2.00%

Amount of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties.

No definition available.

Name:	us-gaap_AssetsFairValueAdjustment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration