Derivatives And Hedging Activities Notional Amount of Forward Contracts (Details) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Forward Foreign Currency Exchange Contract [Member]
Derivative [Line Items]
Notional amount of derivative contracts	$ 12.4	$ 25.4
Forward contracts related to tobacco purchase | Derivatives Designated As Hedges [Member]
Derivative [Line Items]
Notional amount of derivative contracts	9.7	19.8
Forward contracts related to tobacco processing costs | Derivatives Not Designated As Hedges [Member]
Derivative [Line Items]
Notional amount of derivative contracts	$ 2.7	$ 5.6