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Note 1 - Franchise Agreements (Details) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Franchised Units [Member] |  |  |  |
Clinics open at beginning of period | 241 | 192 | 242 | 175
Opened during the period | 10 | 23 | 23 | 41
Acquired during the period | (11) |  | (21) |
Closed during the period | (1) |  | (5) | (1)
Clinics in operation at the end of the period | 239 | 215 | 239 | 215
Franchises sold but not yet operational | 230 | 250 | 230 | 250
Entity Operated Units [Member] |  |  |  |
Clinics open at beginning of period | 12 |  | 4 |
Acquired during the period | 11 |  | 21 |
Closed during the period |  |  | (2) |
Clinics in operation at the end of the period | 23 |  | 23 |
Clinics in operation at the end of the period | 262 | 215 | 262 | 215

X
- Definition Represents the number of clinics acquired during the period. + References No definition available. + Details
Name: | jynt_ClinicsAcquiredDuringThePeriod
Namespace Prefix: | jynt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of clinics closed during the period. + References No definition available. + Details
Name: | jynt_ClinicsClosedDuringThePeriod
Namespace Prefix: | jynt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of number of clinics opened during the period. + References No definition available. + Details
Name: | jynt_ClinicsOpenedDuringThePeriod
Namespace Prefix: | jynt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of clinics that have been sold as franchises, but are not yet operational. + References No definition available. + Details
Name: | jynt_ClinicsSoldButNotYetOperational
Namespace Prefix: | jynt_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of stores. + References No definition available. + Details
Name: | us-gaap_NumberOfStores
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_FranchisorDisclosureAxis=us-gaap_FranchisedUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FranchisorDisclosureAxis=us-gaap_EntityOperatedUnitsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |