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Restructuring
 12 Months Ended
Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]  
Restructuring and Related Activities Disclosure
RESTRUCTURING CHARGES

In 2014, the Company continued its efforts to reduce operating expenses. Therefore, the Company recorded restructuring charges of $1.0 million related to workforce reductions and facility closure. The Company paid $1.5 million related to severance costs in the year ended December 31, 2014 and expects to pay the remaining amount accrued in 2015, which is included in accrued liabilities on the consolidated balance sheet. In 2013, the Company recorded restructuring charges of $1.4 million related to workforce reductions. The following table summarizes the activity related to the accrual for restructuring charges for the year ended December 31, 2014 and 2013 by event (in thousands):

 
Plan Initiated in Q4'13
 
Plan Initiated in Q3'14
 
Plan Initiated in Q4'14
 
Total
Restructuring charges
$
1,376

 
 
 
 
 
$
1,376

Payments
(474
)
 
 
 
 
 
(474
)
Balance at December 31, 2013
902

 

 

 
902

Restructuring charges
—

 
631

 
361

 
992

Payments
(882
)
 
(560
)
 
(92
)
 
(1,534
)
Balance at December 31, 2014
$
20

 
$
71

 
$
269

 
$
360