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NOTE 11 - COMMITMENTS AND CONTINGENCIES (Schedule of Rent Expense) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | $ 9,485 | $ 12,320
Purchase Power/FP Mailing [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 195 | 369
Coffee Perks/A. Antique Coffee Services [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 310 | 382
Canon [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | $ 8,980 | $ 11,569

X
- Definition Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References No definition available. + Details
Name: | us-gaap_LeaseAndRentalExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LesseeLeaseDescriptionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LeaseArrangementTypeAxis=duot_PurchasePowerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseArrangementTypeAxis=duot_CoffeePerksAntiqueCoffeeServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseArrangementTypeAxis=duot_CanonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |