XML 75 R25.htm IDEA: XBRL DOCUMENT v3.20.1
Product Warranties (Tables)
12 Months Ended
Dec. 31, 2019
Product Warranties  
Summary of warranty liability activity

A summary of the Company’s warranty liability activity, which is included in accrued liabilities in the accompanying balance sheets as of December 31, 2019 and 2018, is as follows:

 

 

 

 

 

 

 

 

 

    

2019

    

2018

Warranty liability, beginning of year

 

$

257,000

 

$

181,000

Accruals

 

 

 —

 

 

51,000

Payments

 

 

(1,000)

 

 

(32,000)

Adjustments and other

 

 

1,000

 

 

57,000

Warranty liability, end of year

 

$

257,000

 

$

257,000