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Restructuring (Tables)
 12 Months Ended
Dec. 31, 2017
Restructuring And Related Activities [Abstract]  
Activity in Restructuring Liability Account

Following is the activity in our restructuring liability for the year ended December 31, 2017 (in thousands):

 

 

 

December 31,

2016

 

 

 

 

 

 

 

 

 

 

December 31,

2017

 

 

 

Balance

 

 

Provision, net

 

 

Usage

 

 

Balance

 

Lease/rental terminations

 

$

1,786

 

 

$

(778

)

 

$

(304

)

 

$

704

 

One-time employee termination

   benefits

 

 

65

 

 

 

721

 

 

 

(786

)

 

 

—

 

Datacenter consolidation, other

 

 

109

 

 

 

(88

)

 

 

(21

)

 

 

—

 

Total

 

$

1,960

 

 

$

(145

)

 

$

(1,111

)

 

$

704