Quarterly report pursuant to Section 13 or 15(d)

Balance Sheet Components - Schedule of Allowances for Accounts Receivable (Details)

v3.20.2
Balance Sheet Components - Schedule of Allowances for Accounts Receivable (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Allowances - accounts receivable    
Doubtful accounts $ 114 $ 205
Rental revenue adjustments 640 411
Sales returns 654 1,163
Total allowances - accounts receivable $ 1,408 $ 1,779