XML 33 R23.htm IDEA: XBRL DOCUMENT
v3.21.2

Segment Reporting and Geographic Information (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2021
Segment Reporting [Abstract] |
Revenues by Geographic Region | Revenues by geographic region are as follows (in percentages):
|  | Six Months Ended June 30, |  |  | Three Months Ended June 30, |
|  | 2020 |  |  | 2021 |  |  | 2020 |  |  | 2021 |
United States |  |  | 97 | % |  |  | 98 | % |  |  | 98 | % |  |  | 98 | %
Canada |  |  | 2 | % |  |  | 2 | % |  |  | 2 | % |  |  | 2 | %
Other countries |  |  | 1 | % |  | * |  |  |  | 0 | % |  | * |
|  |  | 100 | % |  |  | 100 | % |  |  | 100 | % |  |  | 100 | %
* | Less than 1% of revenue.

X
- Definition Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph a -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 + Details
Name: | us-gaap_RevenueFromExternalCustomersByGeographicAreasTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration