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Restructuring Charges (Tables)
3 Months Ended
Jun. 30, 2013
Restructuring and Related Activities [Abstract]  
Schedule of restructuring activity
The restructuring activity during the three months ended June 30, 2013 relating to the December 2012 restructuring program is described below.
 
 
Workforce Reduction
 
Asset Impairment
 
Total
Liability, March 31, 2013
 
$
548

 
$

 
$
548

Restructuring charges
 
93

 

 
93

Cash payments
 
(334
)
 

 
(334
)
Liability, June 30, 2013
 
$
307

 
$

 
$
307