Annual report pursuant to Section 13 and 15(d)

Accrued Expenses (Details 2)

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Accrued Expenses (Details 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Activity in accrued restructuring charges      
Balance at the beginning of the period   $ 290  
Restructuring provision incurred 474 115 434
Lease termination payment accrued 551    
Payments (474) (405)  
Balance at the end of the period $ 551   $ 290