K. COMMITMENTS AND CONTINGENCIES (Details-Sales Tax Accrual) - USD ($) |
3 Months Ended | 12 Months Ended |
|---|---|---|
Mar. 31, 2019 |
Dec. 31, 2018 |
|
| Change in the sales tax accrual | ||
| Balance, Beginning of year | $ 43,400 | $ 83,282 |
| Sales tax collected | 56,314 | 101,145 |
| Provisions | (7,706) | 30,465 |
| Interest and penalties | 0 | 0 |
| Payments | (32,823) | (171,492) |
| Balance, End of period | $ 59,185 | $ 43,400 |
| X | ||||||||||
- Definition Provisions for sales tax No definition available.
|
| X | ||||||||||
- Definition Sales tax collected No definition available.
|
| X | ||||||||||
- Definition The amount of excise and sales taxes included in sales and revenues, which are then deducted as a cost of sales. Includes excise taxes, which are applied to specific types of transactions or items (such as gasoline or alcohol); and sales, use and value added taxes, which are applied to a broad class of revenue-producing transactions involving a wide range of goods and services. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of cash outflow for taxes classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of liabilities incurred through that date and payable for statutory sales and use taxes, including value added tax. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|