Percentage Of Closing Price Discount On Share Repurchase

No definition available.

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- Definition

Revenue royalty percentage above specified sales amount two.

+ References

No definition available.

+ Details

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- Definition

Revenue royalty percentage below specified sales amount two.

+ References

No definition available.

+ Details

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- Definition

Revenue royalty percentage for specified sales amount one.

+ References

No definition available.

+ Details

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- Definition

Specified sales amount one for royalty calculation.

+ References

No definition available.

+ Details

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- Definition

Specified sales amount two for royalty calculation.

+ References

No definition available.

+ Details

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- Definition

Stock Repurchase Aggregate Purchase Price

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

Treasury Stock Acquired, Cost Per Share

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Carrying amount as of the balance sheet date of obligations due all related parties.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.17)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 850

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(k)(1))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.15(3),(4))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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- Details

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

+ Details

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Balance Type:	na
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Related Party Transactions - Additional Information (Detail) (Actavis [Member], USD $) Share data in Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Dec. 31, 2014	Mar. 07, 2014
Related Party Transaction [Line Items]
Percentage of ownership of outstanding common stock			11.50%
Number of shares repurchased	1.4us-gaap_TreasuryStockSharesAcquired
Number of shares repurchased price per share	$ 6.08jnp_TreasuryStockAcquiredCostPerShare
Percentage of closing price discount on share repurchase	10.75%
Purchase price	$ 8,500,000
Amounts due to related parties	0	0
CRINONE Royalties [Member]
Related Party Transaction [Line Items]
Percentage of royalties received	10.00%
Annual net sales	15.00%
Percentage of royalties received for sales between range	20.00%
Condition one for royalties received	150,000,000
Condition two for royalties received	$ 250,000,000