Debt Obligations (Details)	Jun. 30, 2012 USD ($)	Dec. 31, 2011 USD ($)	Jun. 30, 2012 Credit Agreement, revolving line-of-credit USD ($)	Jun. 30, 2012 Credit Agreement, revolving line-of-credit EUR (€)	Jun. 30, 2012 Credit Agreement, revolving line-of-credit Euro EUR (€)	Jun. 30, 2012 Credit Agreement, revolving line-of-credit USD USD ($)	Jun. 30, 2012 China Credit Facility USD ($)	Dec. 31, 2011 China Credit Facility USD ($)	Jun. 30, 2012 China Credit Facility Chinese Renminbi ("RMB") CNY	Jun. 30, 2012 Bank overdraft facilities in Europe USD ($)	Jun. 30, 2012 Bank overdraft facilities in Europe Euro EUR (€)	Jun. 30, 2012 Bank overdraft facilities in Europe Swedish Krona (''SEK'') SEK
Debt Obligations
Total Debt	$ 159,000	$ 157,000					$ 159,000	$ 157,000
Interest rate at period end (as a percent)							5.90%	5.90%
Maximum borrowing capacity			4,000,000	3,000,000			700,000		4,500,000
Remaining borrowing capacity available			$ 7,700,000		€ 3,000,000	$ 4,000,000	$ 550,000		3,500,000	$ 675,000	€ 300,000	2,100,000