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Note 10 - Equity (Details) - Binomial Lattice-based Model Option Valuation Assumptions (Binomial-lattice Fair Value Method [Member], USD $) | 1 Months Ended
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Dec. 31, 2013
Fair Value Inputs, Equity, Quantitative Information [Line Items] |
Market value of underlying common stock (in Dollars per share) | $ 1.20 jynt_FairValueAssumptionMarketValueOfUnderlyingCommonStockinDollars
Minimum [Member] |
Fair Value Inputs, Equity, Quantitative Information [Line Items] |
Term (years) | 1 year
Strike price (in Dollars per share) | $ 0.56 us-gaap_FairValueAssumptionsExercisePrice / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_StatementScenarioAxis = jynt_Binomial-latticeFairValueMethodMember
Volatility | 27.03%us-gaap_FairValueAssumptionsExpectedVolatilityRate / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_StatementScenarioAxis = jynt_Binomial-latticeFairValueMethodMember
Risk-free interest | 0.13%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_RangeAxis = us-gaap_MinimumMember / us-gaap_StatementScenarioAxis = jynt_Binomial-latticeFairValueMethodMember
Maximum [Member] |
Fair Value Inputs, Equity, Quantitative Information [Line Items] |
Term (years) | 8 years
Strike price (in Dollars per share) | $ 2.45 us-gaap_FairValueAssumptionsExercisePrice / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_StatementScenarioAxis = jynt_Binomial-latticeFairValueMethodMember
Volatility | 45.64%us-gaap_FairValueAssumptionsExpectedVolatilityRate / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_StatementScenarioAxis = jynt_Binomial-latticeFairValueMethodMember
Risk-free interest | 2.45%us-gaap_FairValueAssumptionsRiskFreeInterestRate / us-gaap_RangeAxis = us-gaap_MaximumMember / us-gaap_StatementScenarioAxis = jynt_Binomial-latticeFairValueMethodMember

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- Definition Represents the underlying security price in the option valuation. + References No definition available. + Details
Name: | jynt_FairValueAssumptionMarketValueOfUnderlyingCommonStockinDollars
Namespace Prefix: | jynt_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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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
Name: | us-gaap_FairValueAssumptionsExercisePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

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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
Name: | us-gaap_FairValueAssumptionsExpectedTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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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
Name: | us-gaap_FairValueAssumptionsExpectedVolatilityRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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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
Name: | us-gaap_FairValueAssumptionsRiskFreeInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_FairValueInputsEquityQuantitativeInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration