XML 54 R36.htm IDEA: XBRL DOCUMENT
v3.20.1

NATURE OF OPERATIONS, BASIS OF PRESENTATION (Schedule of Disaggregation of Revenue Quantitative) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disaggregation of Revenue [Line Items] |  |
Revenue | $ 13,641,315 | $ 12,048,619
Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 12,263,856 | 10,753,926
Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,377,459 | 1,294,693
Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 11,963,438 | 10,753,926
Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,377,459 | 1,170,215
Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 246,658 | 124,478
Software License [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 53,760 |
Rail [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 11,201,794 | 7,426,613
Rail [Member] | Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 10,020,318 | 6,378,927
Rail [Member] | Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,181,476 | 1,047,686
Rail [Member] | Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 10,020,318 | 6,378,927
Rail [Member] | Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,181,476 | 1,047,686
Rail [Member] | Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
Commercial [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 465,782 | 3,523,964
Commercial [Member] | Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 422,230 | 3,520,919
Commercial [Member] | Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 43,552 | 3,045
Commercial [Member] | Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 422,230 | 3,520,919
Commercial [Member] | Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 43,552 | 3,045
Commercial [Member] | Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
Petrochemical [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 99,841 | 61,626
Petrochemical [Member] | Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 70,545 | 20,022
Petrochemical [Member] | Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 29,296 | 41,604
Petrochemical [Member] | Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 70,545 | 20,022
Petrochemical [Member] | Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 29,296 | 41,604
Petrochemical [Member] | Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
Government [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 201,659 | 515,465
Government [Member] | Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 88,723 | 437,585
Government [Member] | Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 112,936 | 77,880
Government [Member] | Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 88,723 | 437,585
Government [Member] | Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 112,936 | 77,880
Government [Member] | Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
Banking [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,371,821 | 396,473
Banking [Member] | Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,361,622 | 396,473
Banking [Member] | Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 10,199 |
Banking [Member] | Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,361,622 | 396,473
Banking [Member] | Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 10,199 |
Banking [Member] | Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
IT Suppliers [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 300,418 | 124,478
IT Suppliers [Member] | Goods transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 300,418 |
IT Suppliers [Member] | Services transferred over time [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  | 124,478
IT Suppliers [Member] | Turnkey Projects [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
IT Suppliers [Member] | Maintenance & Support [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue |  |
IT Suppliers [Member] | Data Center Auditing Services [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 246,658 | 124,478
IT Suppliers [Member] | Software License [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 53,760 |
North America [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 13,641,315 | 12,048,619
North America [Member] | Rail [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 11,201,794 | 7,426,613
North America [Member] | Commercial [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 465,782 | 3,523,964
North America [Member] | Petrochemical [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 99,841 | 61,626
North America [Member] | Government [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 201,659 | 515,465
North America [Member] | Banking [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | 1,371,821 | 396,473
North America [Member] | IT Suppliers [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenue | $ 300,418 | $ 124,478

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

X
- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=duot_GoodsTransferredOverTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TimingOfTransferOfGoodOrServiceAxis=duot_ServicesTransferredOverTimeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=duot_TurnkeyProjectsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=duot_MaintenanceAndSupportMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=duot_DataCenterAuditingServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_SoftwareLicenseArrangementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duot_RailMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duot_CommercialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duot_PetrochemicalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_GovernmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=us-gaap_BankingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=duot_ItSuppliersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=srt_NorthAmericaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |