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Revenue Disclosures - Rollforward of Deferred Franchise and Development Costs (Details) | 6 Months Ended
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Jun. 30, 2026 USD ($)
Deferred Franchise and Development Costs Short and Long-Term |
Beginning balance | $ 4,773,062
Cost of revenue recognized that was included in the contract asset at the beginning of the year | (659,333)
Net increase during the period | 41,422
Ending balance | $ 4,155,151

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- Definition Contract With Customer, Asset, Costs Incurred And Deferred + References No definition available. + Details
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Namespace Prefix: | jynt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Represents the amount recognized as costs of revenue during the period related to contracts with customers. + References No definition available. + Details
Name: | jynt_ContractWithCustomerAssetRecognizedAsCostsOfRevenue
Namespace Prefix: | jynt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Contract with Customer, Asset + References No definition available. + Details
Name: | jynt_ContractWithCustomerAssetRollForward
Namespace Prefix: | jynt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-3 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479837/606-10-45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-8 + Details
Name: | us-gaap_ContractWithCustomerAssetNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant