Commitments and Contingencies (Litigation) (Details) In Millions, unless otherwise specified	12 Months Ended	1 Months Ended
Dec. 31, 2012 Brussels Instituut voor Milieubeheer [Member] USD ($)	Dec. 31, 2012 Brussels Instituut voor Milieubeheer [Member] EUR (€)	Dec. 31, 2008 ABX, Garcia Labor Company of Ohio [Member] Immigration Law [Member] executives	Dec. 31, 2008 Garcia Labor Companies [Member] Immigration Law [Member] executives
Loss Contingencies [Line Items]
Number of defendants (in executives)			4	3
Administrative penalty amount	$ 0.5	€ 0.4

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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+ Details