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Bank borrowings
6 Months Ended
Jun. 30, 2013
Debt Disclosure [Abstract]  
Bank borrowings

6. Bank borrowings

Borrowings under the line of credit consists of borrowings in Euros used to fund international operations. There were no borrowings under such facilities at June 30, 2013 and $0.1 million at December 31, 2012. The weighted average interest rates on borrowings under the line of credit at December 31, 2012 was 3.70%.

The Company had an unused available line of credit of €5.8 million ($7.5 million) and €5.8 million ($7.6 million) at June 30, 2013 and December 31, 2012, respectively, in its Italian line of credit. This line of credit provides the Company the option to borrow amounts in Italy at rates which are determined at the time of borrowing. This line of credit is unsecured.