XML 52 R41.htm IDEA: XBRL DOCUMENT v3.20.2
Revenues from Contracts with Customers (Tables)
9 Months Ended
Sep. 30, 2020
Revenue From Contract With Customer [Abstract]  
Summary of Contract Balances

The following table summarizes contract balances as of December 31, 2019 and September 30, 2020 (in thousands):

 

 

 

December 31,

2019

 

 

September 30,

2020

 

 

 

 

 

(unaudited)

 

Trade accounts receivable, net of allowance for

   doubtful accounts

 

$

58,254

 

 

$

53,472

 

Deferred revenue - current

 

 

7,430

 

 

 

6,731

 

Deferred revenue - noncurrent

 

 

4,852

 

 

 

4,278

 

Refund liability

 

$

2,223

 

 

$

2,119