XML 48 R34.htm IDEA: XBRL DOCUMENT
v3.10.0.1

ORGANIZATION, NATURE OF BUSINESS AND MANAGEMENT'S PLANS (Details Textual) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
ZBC [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%)

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | zyxi_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems
Namespace Prefix: | zyxi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of revenues. + References No definition available. + Details
Name: | zyxi_PercentageOfRevenues
Namespace Prefix: | zyxi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_OwnershipAxis=zyxi_ZBCMember
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: |