XML 66 R37.htm IDEA: XBRL DOCUMENT
v3.19.1

NOTE 1 - NATURE OF OPERATIONS, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFCANT ACCTG POLICIES (Details) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Revenue | Outside of United States [Member] |  |
Product Information [Line Items] |  |
Concentration of Credit Risk | 53.00% | 4.35%
Customer A [Member] | Revenue |  |
Product Information [Line Items] |  |
Concentration of Credit Risk | 50.00% | 22.00%
Customer A [Member] | Accounts Receivable |  |
Product Information [Line Items] |  |
Concentration of Credit Risk | 58.00% | 42.00%
Customer B [Member] | Revenue |  |
Product Information [Line Items] |  |
Concentration of Credit Risk | 33.00% | 20.00%
Customer B [Member] | Accounts Receivable |  |
Product Information [Line Items] |  |
Concentration of Credit Risk | 34.00% | 17.00%
Customer C [Member] | Revenue |  |
Product Information [Line Items] |  |
Concentration of Credit Risk |  | 18.00%
Customer C [Member] | Accounts Receivable |  |
Product Information [Line Items] |  |
Concentration of Credit Risk |  | 13.00%
Customer D [Member] | Accounts Receivable |  |
Product Information [Line Items] |  |
Concentration of Credit Risk |  | 11.00%

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13531-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13537-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
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_ProductInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_SalesRevenueNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | srt_MajorCustomersAxis=duot_CustomerAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConcentrationRiskByBenchmarkAxis=us-gaap_AccountsReceivableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duot_CustomerBMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duot_CustomerCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MajorCustomersAxis=duot_CustomerDMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |