Revenue Valuation Allowance and Reserves (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2019 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Allowance for Sales Returns [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Summary of activity in allowance for sales returns |
A summary of activity in the allowance for sales returns, recorded on a gross basis for the years ended December 31, 2019 and 2018 and recorded on a net margin basis for the year ended December 31, 2017, was as follows:
|
X | ||||||||||
- Definition Allowance for Sales Returns [Abstract] No definition available.
|
X | ||||||||||
- Definition [Table Text Block] for Valuation Allowances and Reserves, Balance Rollforward [Table] No definition available.
|