XML 46 R34.htm IDEA: XBRL DOCUMENT
v3.20.2

Revenue (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2020
Revenue |
Disaggregation of revenue | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended | ​ | For the Nine Months Ended
​ | ​ | September 30, | ​ | September 30,
​ |  | 2020 |  | 2019 |  | 2020 |  | 2019
Sales to do-it-yourself customers | ​ | $ | 1,869,079 | ​ | $ | 1,473,514 | ​ | $ | 5,067,676 | ​ | $ | 4,244,689
Sales to professional service provider customers |  | ​ | 1,264,802 |  | ​ | 1,151,721 |  | ​ | 3,510,031 |  | ​ | 3,303,987
Other sales and sales adjustments |  | ​ | 73,757 |  | ​ | 41,293 |  | ​ | 198,013 |  | ​ | 118,334
Total sales | ​ | $ | 3,207,638 | ​ | $ | 2,666,528 | ​ | $ | 8,775,720 | ​ | $ | 7,667,010

X
- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
Name: | us-gaap_DisaggregationOfRevenueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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