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Restructuring Activities (Tables)
 6 Months Ended
Jun. 30, 2021
Restructuring And Related Activities [Abstract]  
Summary of Charges Related to Restructuring Activities

The following table summarizes the charges related to the restructuring activities as of June 30, 2020:

 

(in thousands)

 

Accrued Restructuring Expenses at

December 31, 2019

 

 

Expenses

 

 

Less:

Payments

 

 

Accrued Restructuring

Expenses at June 30, 2020

 

Severance, benefits and related costs due to workforce

   reduction

 

$

66

 

 

$

—

 

 

$

(51

)

 

$

15

 

Totals

 

$

66

 

 

$

—

 

 

$

(51

)

 

$

15