Restructuring Charges (Narrative) (Details)	Jun. 30, 2015 employee location	Dec. 31, 2011 employee location	Jan. 01, 2008 employee location
Closed Restructuring Program
Restructuring Cost and Reserve
Employee headcount		7,500	10,900
Number of locations | location		529	697
RSC Merger Related Restructuring Program
Restructuring Cost and Reserve
Employee headcount	12,600
Number of locations | location	896