Restructuring (U.S. Restructuring) (Details) (United States Restructuring [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended	5 Months Ended
	Dec. 31, 2012	Sep. 30, 2012 employees
Restructuring Cost and Reserve [Line Items]
Number of employees eliminated		30
Beginning Balance	$ 121	$ 963
Payments	(80)	(842)
Ending Balance	41	121
Employee Termination Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	13	568
Payments	0	(555)
Ending Balance	13	13
Other [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance	108	395
Payments	(80)	(287)
Ending Balance	$ 28	$ 108