XML 61 R27.htm IDEA: XBRL DOCUMENT
v3.21.1

SOFTWARE DEVELOPMENT COSTS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
SOFTWARE DEVELOPMENT COSTS [Abstract] |
Schedule of Software Development Costs | These software products were developed by a third party and had passed the preliminary project stage prior to capitalization.
|  | December 31, |  |  | December 31, |
|  | 2020 |  |  | 2019 |
Software development costs |  | $ | 60,000 |  |  | $ | 60,000 |
Less: Accumulated amortization |  |  | (60,000 | ) |  |  | (40,000 | )
|  | $ | — |  |  | $ | 20,000

X
- Definition Schedule of software development costs [Table Text Block] + References No definition available. + Details
Name: | duot_ScheduleOfSoftwareDevelopmentCostsTableTextBlock
Namespace Prefix: | duot_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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