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COMMITMENTS AND CONTINGENCIES (Schedule of Rent Expense) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | $ 21,341 | $ 12,104
FP Mailing [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 375 | 372
Brewsmart Beverage/A. Antique Coffee Services [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 320 | 235
New Lane [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 1,800 | 500
Canon [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 10,144 | 10,997
Apple Financial Services [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 5,018 |
Ring Power [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 1,688 |
Ascentium Leasing [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | 1,060 |
NFS Leasing [Member] |  |
Lessee, Lease, Description [Line Items] |  |
Total Operating Leases rent expense | $ 936 |

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
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- 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
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=duot_AppleFinancialServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=duot_RingPowerMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=duot_AscentiumLeasingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |