Lines of Credit and Financing Arrangements (Details 1) (USD $) In Millions	Jun. 30, 2011	Dec. 31, 2010
Eligible amounts available and beneficial interests sold
Beneficial interest sold	$ 29.0
Eligible amounts available and beneficial interest sold [Member]
Eligible amounts available and beneficial interests sold
Eligible amount available under the ASA on qualified accounts receivable	100.0	100.0
Beneficial interest sold	0	0
Remaining amount available	$ 100.0	$ 100.0