Including current and noncurrent portions, aggregate carrying amount of long-term borrowings as of the balance sheet date before deducting unamortized discount or premiums (if any). May include notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, which had initial maturities beyond one year or beyond the normal operating cycle, if longer.

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Debt (Details Textual 3) In Thousands, unless otherwise specified	3 Months Ended			3 Months Ended					1 Months Ended	3 Months Ended	12 Months Ended
	Mar. 31, 2012 CKJEA Notes Payable [Member] USD ($)	Dec. 31, 2011 CKJEA Notes Payable [Member] USD ($)	Apr. 02, 2011 CKJEA Notes Payable [Member] USD ($)	Mar. 31, 2012 Italian Note [Member] USD ($)	Mar. 31, 2012 Italian Note [Member] EUR (€)	Apr. 02, 2011 Italian Note [Member] USD ($)	Apr. 02, 2011 Italian Note [Member] EUR (€)	Sep. 30, 2010 Italian Note [Member] EUR (€)	Sep. 30, 2011 Asian subsidiaries [Member] USD ($)	Mar. 31, 2012 Asian subsidiaries [Member] USD ($)	Dec. 31, 2011 Asian subsidiaries [Member] USD ($)
Debt (Textual) [Abstract]
2011 Term Loan	$ 44,190	$ 36,648	$ 29,236
Weighted average effective interest rate	3.49%	4.00%	2.24%
Short term notes renewed for additional term	no more than 12 months
Principal balance of loan						11,407	8,020	10,000
Repayments of notes				8,600	6,040
Short-term revolving credit facility with one lender									25,000
Interest rate						3.72%	3.72%
Borrowings during the period										$ 0	$ 0
Credit facility bears interest									1.75% over 1-month LIBOR
Percentage of credit facility bears interest over LIBOR									1.75%