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Reorganization (Tables)
 12 Months Ended
Dec. 31, 2017
Restructuring And Related Activities [Abstract]  
Schedule of Rolls Forward of Activity in Reorganization Accrual

The activity related to the reorganization accrual during the year ended December 31, 2016 is as follows (in thousands):

 

 

 

Workforce

 

 

Subsidiary

 

 

Products Group

 

 

 

 

 

 

 

Reduction

 

 

Liquidation

 

 

Reorganization

 

 

Total

 

Accrual at December 31, 2015

 

$

41

 

 

$

7

 

 

$

433

 

 

$

481

 

Additions

 

 

1,022

 

 

 

—

 

 

 

4

 

 

 

1,026

 

Cash payments

 

 

(1,063

)

 

 

(7

)

 

 

(437

)

 

 

(1,507

)

Accrual at December 31, 2016

 

$

—

 

 

$

—

 

 

$

—

 

 

$

—