Background and Basis of Presentation (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	0 Months Ended	1 Months Ended
Dec. 31, 2012	Oct. 22, 2012 2012 Global Processing Improvement Restructuring Program	Oct. 31, 2012 2012 Global Processing Improvement Restructuring Program
Restructuring Cost and Reserve [Line Items]
Expected reduction in operating expenses, percent		25.00%	25.00%
Reduction in global workforce		20.00%	20.00%
Intangible assets, including goodwill impairment	$ 283.8

Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

No definition available.

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