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Note 7 - Equity (Details) - Fair Value Assumptions of Option to Repurchase Common Stock (USD $) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2015 | Nov. 14, 2014 | Dec. 31, 2013
Note 7 - Equity (Details) - Fair Value Assumptions of Option to Repurchase Common Stock [Line Items] |  |  |
Market value of underlying common stock (in Dollars per share) |  | $ 6.50 us-gaap_SharePrice | $ 0.45 us-gaap_SharePrice
Options to Repurchase Common Stock [Member] | Minimum [Member] |  |  |
Note 7 - Equity (Details) - Fair Value Assumptions of Option to Repurchase Common Stock [Line Items] |  |  |
Term (in years) | 1 year |  |
Strike price (in Dollars per share) | $ 0.56 us-gaap_FairValueAssumptionsExercisePrice / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  |
Volatility | 27.03%us-gaap_FairValueAssumptionsExpectedVolatilityRate / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  |
Risk-free interest | 0.13%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember / us-gaap_RangeAxis = us-gaap_MinimumMember |  |
Options to Repurchase Common Stock [Member] | Maximum [Member] |  |  |
Note 7 - Equity (Details) - Fair Value Assumptions of Option to Repurchase Common Stock [Line Items] |  |  |
Term (in years) | 8 years |  |
Strike price (in Dollars per share) | $ 2.45 us-gaap_FairValueAssumptionsExercisePrice / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |
Volatility | 45.64%us-gaap_FairValueAssumptionsExpectedVolatilityRate / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |
Risk-free interest | 2.45%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember / us-gaap_RangeAxis = us-gaap_MaximumMember |  |
Options to Repurchase Common Stock [Member] |  |  |
Note 7 - Equity (Details) - Fair Value Assumptions of Option to Repurchase Common Stock [Line Items] |  |  |
Market value of underlying common stock (in Dollars per share) | $ 1.20 us-gaap_SharePrice / us-gaap_AwardTypeAxis = jynt_OptionsToRepurchaseCommonStockMember |  |

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- Definition Agreed upon price for the exchange of the underlying asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Risk-free interest rate assumption used in valuing an instrument. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Price of a single share of a number of saleable stocks of a company. + References No definition available. + Details
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