Subsequent Events (Details) - Subsequent event - Atlas	Apr. 15, 2020 USD ($) item
Patent purchase agreement
Subsequent Events.
Upfront cash payments received	$ 1,500,000
License Agreement \| License
Subsequent Events.
License term	10 years
Trial delay fee event of failure of initiation of phase 2 study	$ 2,265,000
Trial delay fee payment period	10 months
License Agreement \| License \| Maximum
Subsequent Events.
Phase 2 completion period	5 years
License Agreement \| License \| Minimum
Subsequent Events.
Number of trial delay payments \| item	3

The period over which completion of phase 2 study other wise has the right to terminate the license.

No definition available.

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- Definition

The amount of cash inflow of upfront cash payments received by the entity.

+ References

No definition available.

+ Details

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Namespace Prefix:	jagx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The contract period for which the validity of the contract 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	jagx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of times continuous delay of trial delay payments causes termination of license.

+ References

No definition available.

+ Details

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Namespace Prefix:	jagx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

The period over which payment of trial delay fee in the event of failure to initiate phase 2 study on time.

+ References

No definition available.

+ Details

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Namespace Prefix:	jagx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of trial delay fee to be paid up on failure to initiation of phase 2 study.

+ References

No definition available.

+ Details

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Namespace Prefix:	jagx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
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Period Type:	duration

- Details

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- Details

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Namespace Prefix:
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- Details

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- Details

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- Details

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- Details

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- Details

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