XML 68 R11.htm IDEA: XBRL DOCUMENT
v3.20.1

Inventories | 12 Months Ended
--- | ---
Feb. 29, 2020
Notes to Financial Statements |
Inventories | NOTE 5: INVENTORIES Inventories consist of the following:
|  | February 29, 2020 |  |  | February 28, 2019 |
Raw materials and subassemblies |  | $ | 967,089 |  |  | $ | 873,483 |
Finished goods |  |  | 752,999 |  |  |  | 571,640 |
Work in process |  |  | 855,083 |  |  |  | 483,271 |
Total |  |  | 2,575,171 |  |  |  | 1,928,394 |
Less: Allowance |  |  | (193,280 | ) |  |  | (270,378 | )
Net inventories |  | $ | 2,381,891 |  |  | $ | 1,658,016 |

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

X
- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
Name: | us-gaap_InventoryDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration