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Short-term borrowings	12 Months Ended
Short-term borrowings	Dec. 31, 2011
Short-term borrowings [Abstract]
Short-term borrowings	Note 7. Short-term borrowings The Company has unsecured credit facilities for short-term liquidity needs from financial institutions of $8.5 million at December 31, 2011 and 2010. There were no borrowings outstanding under these credit arrangements at December 31, 2011 and 2010.

- Definition

The entire disclosure for short-term debt.

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