Contingencies (Public Civil Actions) (Details) (Public Civil Actions [Member])	Oct. 30, 2013 litigation_case	Nov. 01, 2012 litigation_case	Oct. 30, 2014 Subsequent Event [Member] litigation_case	Oct. 30, 2014 Subsequent Event [Member] Argentina [Member] litigation_case	Oct. 30, 2014 Subsequent Event [Member] Venezuela [Member] litigation_case
Loss Contingencies [Line Items]
Cases brought against PM	3	4	2	1	1