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Due To and From Factor (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended 9 Months Ended
Sep. 30, 2012
Jun. 30, 2012
Sep. 30, 2012
Due To and From Factor [Abstract]      
Line of Credit Facility, Collateral     .85
Line of Credit Facility, Maximum Borrowing Capacity $ 30   $ 30
Letters Of Credit SubLimit Capacity Amount     $ 15
Factoring Fee 0.25% 0.275%