Annual report pursuant to Section 13 and 15(d)

Nature of Business and Summary of Significant Accounting Policies (Tables)

v3.19.3.a.u2
Nature of Business and Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2019
Accounting Policies [Abstract]  
Accounts, Notes, Loans and Financing Receivable, Gross, Allowance, and Net
Changes to the allowance for doubtful accounts consisted of the following (in thousands):
 
 
Year Ended December 31,
Allowance for Doubtful Accounts:
 
2019
 
2018
 
2017
Balance at beginning of year
 
$
61

 
$
21

 
$
34

Write-offs
 
(6
)
 

 
(11
)
Change in provision
 
(10
)
 
40

 
(2
)
Balance at end of year
 
$
45

 
$
61

 
$
21