Debt Obligations (Details)	Mar. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Mar. 31, 2013 Credit Agreement, revolving line-of-credit USD ($)	Mar. 31, 2013 Credit Agreement, revolving line-of-credit Euro EUR (€)	Mar. 31, 2013 Credit Agreement, revolving line-of-credit USD USD ($)	Mar. 31, 2013 China Credit Facility USD ($)	Dec. 31, 2012 China Credit Facility USD ($)	Mar. 31, 2013 China Credit Facility Chinese Renminbi ("RMB") CNY	Mar. 31, 2013 Bank overdraft facilities in Europe USD ($)	Mar. 31, 2013 Bank overdraft facilities in Europe Euro EUR (€)	Mar. 31, 2013 Bank overdraft facilities in Europe Swedish Krona (''SEK'') SEK
Debt Obligations
Total Debt	$ 399,000	$ 397,000				$ 399,000	$ 397,000
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			$ 7,850,000	€ 3,000,000	$ 4,000,000	$ 300,000		2,000,000	$ 700,000	€ 300,000	2,100,000