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Collaborative Agreement, Base Award

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Collaborative Agreement, Option Award

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Collaborative Agreement, Proceeds From Contract Termination, Clawback Portion

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Collaborative Agreement, Second Option Award

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Collaborative Agreements, Upfront Payment Received

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Collaborative Arrangement, Term

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Number Of Additional Products

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Revenue Under Collaborative Research and Development Arrangements

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For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of deferred revenue as of balance sheet date. Deferred revenue represents collections of cash or other assets related to a revenue producing activity for which revenue has not yet been recognized. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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Amount of deferred revenue recognized for transactions arising during the current reporting period. Deferred revenue is a liability as of the balance sheet date related to a revenue producing activity for which revenue has not yet been recognized. Generally, an Entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

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The amount of consideration recognized during the period for the milestone or milestones.

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Collaborative Agreements (Details)		1 Months Ended			3 Months Ended
Collaborative Agreements (Details)	Aug. 07, 2015 USD ($) product	Feb. 28, 2017 USD ($) patient	Apr. 30, 2015 USD ($)	Sep. 30, 2013 USD ($)	Mar. 31, 2017 USD ($)	Mar. 31, 2016 USD ($)
Roche [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Full payment		$ 8,500,000
Clawback portion		$ 2,100,000
Number of patients threshold \| patient		90
Collaborative Arrangement, Product [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Upfront payment received				$ 10,000,000
Collaborative Arrangement, Product [Member] \| INO-3112 [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Revenue recognized	$ 15,000,000
Collaborative Arrangement, Product [Member] \| License To Research Collaboration Products [Member] \| Nonsoftware License Arrangement [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Deferred revenue, additions	12,500,000
Collaborative Arrangement, Product [Member] \| INO 5150 [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Revenue recognized				8,400,000
Collaborative Arrangement, Product [Member] \| Option Right [Member] \| Nonsoftware License Arrangement [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Deferred revenue, additions				1,500,000
Collaborative Arrangement, Product [Member] \| Joint Steering Committee Obligation [Member] \| Nonsoftware License Arrangement [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Deferred revenue, additions				$ 155,000
Collaborative Arrangement, Product [Member] \| MedImmune [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Upfront payment received	27,500,000
Anticipated development and regulatory event based payment receivable milestones	$ 700,000,000
Number of additional products to be developed \| product	2
Revenue under collaborative research and development arrangements					$ 306,000	$ 390,000
Deferred revenue					13,800,000
Accounts receivable					1,100,000
Collaborative Arrangement, Product [Member] \| Hoffman-La Roche [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Deferred revenue					2,100,000
Accounts receivable					0
Previously deferred revenue recognized					4,000,000	1,400,000
Collaborative Arrangement, Product [Member] \| Defense Advanced Research Projects Agency (DARPA) [Member]
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Deferred revenue					1,200,000
Accounts receivable					8,500,000
Previously deferred revenue recognized					$ 5,000,000	$ 4,600,000
Term			2 years
Base award			$ 19,600,000
Option award			24,600,000
Second option award			$ 11,100,000