Income Taxes Schedule of Operating Loss Carryforwards (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012
GERMANY
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 3,628
Operating Loss Carryforwards, Expiration Dates	None
UNITED STATES
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	7,010
Operating Loss Carryforwards, Expiration Dates	2018-2019
UNITED KINGDOM
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	9,216
Operating Loss Carryforwards, Expiration Dates	None
BRAZIL
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	5,742
Operating Loss Carryforwards, Expiration Dates	None
CHINA
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	8,543
Operating Loss Carryforwards, Expiration Dates	2013-2017
ITALY
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	2,099
Operating Loss Carryforwards, Expiration Dates	None
SPAIN
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	1,159
Operating Loss Carryforwards, Expiration Dates	2024-2027
Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Tax Credit Carryforward, Amount	1,024
SWEDEN
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards, Expiration Dates	None
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	11,819
Operating Loss Carryforwards, Expiration Dates	2012-2029
Tax Credit Carryforward, Amount	$ 198
Tax Credit Carryforward, Expiration Date	2017-2022