The amount of royalty revenue decreases during the reporting period.

No definition available.

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- Definition

Represents the percentage of equity interest sold as on the reporting period.

+ References

No definition available.

+ Details

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- Definition

Represents the amount of warranty payments withheld related to overpayments in previous year.

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for royalties.

+ References

Reference 1: 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(5))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.15(a))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Cash received for royalties during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (a),(c)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585

+ Details

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Data Type:	xbrli:monetaryItemType
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- Details

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Namespace Prefix:
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- Details

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Royalty Revenues and Accounts Payable (Details Textual) - USD ($)	1 Months Ended	3 Months Ended			9 Months Ended
	Mar. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Sep. 30, 2017	Dec. 31, 2016
Accrued Royalties						$ 770,000
Accounts Payable, Current		$ 213,000			$ 213,000	$ 770,000
PegIntron [Member]
Decreases Of Royalty Revenues		150,000
Merck Co Inc [Member]
Royalty Payments Withheld			$ 134,000
Proceeds from Royalties Received	$ 770,000		335,000	$ 636,000
Accrued Royalties	$ 134,000	201,000	25	$ 134,000	201,000
Decreases Of Royalty Revenues		0	$ 563,000		564,000
Percentage of Equity Interest Sold	25.00%			25.00%
Accounts Payable, Current		$ 363,000			$ 363,000