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ORGANIZATION, NATURE OF BUSINESS AND MANAGEMENT'S PLANS - Additional Information (Details) | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Zynex Billing And Consultancy, LLC [Member] |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |
Noncontrolling Interest, Ownership Percentage by Parent | 80.00% |
North America [Member] |  |
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items] |  |
Percentage Of Revenues | 99.99% | 99.99%

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- Details
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