Related Party Transactions	9 Months Ended
Sep. 30, 2016
Related Party Transactions [Abstract]
Related Party Transactions	Related Party Transactions Third Security and Affiliates The Company's CEO and Chairman of the Board of Directors of the Company is also the manager of Third Security. In November 2015, the independent members of Intrexon's Board of Directors, with the recommendation of the Audit Committee of the Board of Directors, approved the execution of a Services Agreement ("Services Agreement") with Third Security pursuant to which Third Security provides the Company with certain professional, legal, financial, administrative, and other support services necessary to support the Company and its CEO. As consideration for providing these services, Third Security is entitled to a fee of $800 per month to be paid in the form of fully vested shares of the Company's common stock. The number of shares of common stock is calculated based on the closing price of the Company's common stock on the 15th day of each month. The payments made by the Company under the Services Agreement constitute, in the aggregate, an award under the 2013 Plan and are subject to the terms of the 2013 Plan (Note 15). The Services Agreement had a term of one year, can be terminated by the Company at any time, and may be extended only by agreement of the parties, including approval of a majority of the independent members of Intrexon's Board of Directors. In October 2016, the independent members of Intrexon's Board of Directors, with the recommendation of the Audit Committee of the Board of Directors, approved the extension of the Services Agreement through December 2016. For the three and nine months ended September 30, 2016, the Company issued 89,326 shares and 254,496 shares, respectively, with values of $2,132 and $6,542, respectively, to Third Security as payment for services pursuant to the Services Agreement. In addition to the foregoing Services Agreement, the Company reimburses Third Security for certain out-of-pocket expenses incurred on the Company's behalf and the total expenses incurred by the Company under this arrangement was $156 and $142 for the three months ended September 30, 2016 and 2015, respectively, and $301 and $294 for the nine months ended September 30, 2016 and 2015, respectively. See also Note 15 regarding compensation arrangements between the Company and its CEO. Transactions with ECC Parties In addition to entities controlled by Third Security, any entity in which the Company holds equity securities, including securities received as upfront or milestone consideration, and which also are party to a collaboration with the Company are considered to be related parties. In September 2016, Fibrocell Science, Inc. ("Fibrocell"), one of the Company's collaborators, sold promissory notes convertible into shares of Fibrocell common stock ("convertible note") and warrants to purchase shares of Fibrocell common stock to certain institutional and accredited investors, including the Company and affiliates of Third Security. The Company paid $2,604 for a convertible note and warrants. As of September 30, 2016, the value of the convertible note and warrants totaled $1,990 and is included in other assets on the accompanying consolidated balance sheet. In conjunction with the ECC with Oragenics, the Company is entitled to, at its election, purchase up to 30% of securities offerings that may be conducted by Oragenics in the future, subject to certain conditions and limitations. In June 2016, the Company purchased 2,261,419 shares of Oragenics common stock at $0.52 per share. The Company recognized $26,688 and $31,740 of collaboration revenues from related parties in the three months ended September 30, 2016 and 2015, respectively, and $70,299 and $59,775 in the nine months ended September 30, 2016 and 2015, respectively. Other Related Parties In June 2015, the Company entered into an agreement with Harvest, an investment fund sponsored by Harvest Capital Strategies, LLC, and a related party based on ownership in the fund by affiliates of Third Security. Harvest was established to invest in life science research and development opportunities that the Company offers to Harvest. These are investment proposals that are suitable for pursuit by a start-up venture, characterized by the agreement as "start-up opportunities." For such start-up opportunities, the Company provides Harvest with exclusive rights of first-look and first negotiation. For any opportunities it decides to pursue, Harvest establishes new collaboration entities which enter into an ECC with the Company in a designated field. The terms of such ECCs are negotiated between the Company and Harvest. In addition, the agreement provides the Company the right to present to Harvest the opportunity to invest in other ventures, including investment opportunities with respect to the Company's existing collaborations. Any such opportunities are presented at the Company's discretion on a non-exclusive basis. The agreement with Harvest does not limit the Company's ability to execute other collaborations and joint ventures with third parties. As consideration for providing exclusive rights of first-look and first negotiation for start-up opportunities, the Company receives a portion of the management fee collected by the fund sponsor of Harvest. These fees are included in other income in the accompanying consolidated statements of operations and totaled $613 and $1,871 for the three and nine months ended September 30, 2016, respectively, and totaled $697 for the three and nine months ended September 30, 2015.

Related Party Transactions

Third Security and Affiliates

The Company's CEO and Chairman of the Board of Directors of the Company is also the manager of Third Security.

In November 2015, the independent members of Intrexon's Board of Directors, with the recommendation of the Audit Committee of the Board of Directors, approved the execution of a Services Agreement ("Services Agreement") with Third Security pursuant to which Third Security provides the Company with certain professional, legal, financial, administrative, and other support services necessary to support the Company and its CEO. As consideration for providing these services, Third Security is entitled to a fee of $800 per month to be paid in the form of fully vested shares of the Company's common stock. The number of shares of common stock is calculated based on the closing price of the Company's common stock on the 15th day of each month. The payments made by the Company under the Services Agreement constitute, in the aggregate, an award under the 2013 Plan and are subject to the terms of the 2013 Plan (Note 15). The Services Agreement had a term of one year, can be terminated by the Company at any time, and may be extended only by agreement of the parties, including approval of a majority of the independent members of Intrexon's Board of Directors. In October 2016, the independent members of Intrexon's Board of Directors, with the recommendation of the Audit Committee of the Board of Directors, approved the extension of the Services Agreement through December 2016. For the three and nine months ended September 30, 2016, the Company issued 89,326 shares and 254,496 shares, respectively, with values of $2,132 and $6,542, respectively, to Third Security as payment for services pursuant to the Services Agreement. In addition to the foregoing Services Agreement, the Company reimburses Third Security for certain out-of-pocket expenses incurred on the Company's behalf and the total expenses incurred by the Company under this arrangement was $156 and $142 for the three months ended September 30, 2016 and 2015, respectively, and $301 and $294 for the nine months ended September 30, 2016 and 2015, respectively.

See also Note 15 regarding compensation arrangements between the Company and its CEO.

Transactions with ECC Parties

In addition to entities controlled by Third Security, any entity in which the Company holds equity securities, including securities received as upfront or milestone consideration, and which also are party to a collaboration with the Company are considered to be related parties.

In September 2016, Fibrocell Science, Inc. ("Fibrocell"), one of the Company's collaborators, sold promissory notes convertible into shares of Fibrocell common stock ("convertible note") and warrants to purchase shares of Fibrocell common stock to certain institutional and accredited investors, including the Company and affiliates of Third Security. The Company paid $2,604 for a convertible note and warrants. As of September 30, 2016, the value of the convertible note and warrants totaled $1,990 and is included in other assets on the accompanying consolidated balance sheet.

In conjunction with the ECC with Oragenics, the Company is entitled to, at its election, purchase up to 30% of securities offerings that may be conducted by Oragenics in the future, subject to certain conditions and limitations. In June 2016, the Company purchased 2,261,419 shares of Oragenics common stock at $0.52 per share.

The Company recognized $26,688 and $31,740 of collaboration revenues from related parties in the three months ended September 30, 2016 and 2015, respectively, and $70,299 and $59,775 in the nine months ended September 30, 2016 and 2015, respectively.

Other Related Parties

In June 2015, the Company entered into an agreement with Harvest, an investment fund sponsored by Harvest Capital Strategies, LLC, and a related party based on ownership in the fund by affiliates of Third Security. Harvest was established to invest in life science research and development opportunities that the Company offers to Harvest. These are investment proposals that are suitable for pursuit by a start-up venture, characterized by the agreement as "start-up opportunities." For such start-up opportunities, the Company provides Harvest with exclusive rights of first-look and first negotiation. For any opportunities it decides to pursue, Harvest establishes new collaboration entities which enter into an ECC with the Company in a designated field. The terms of such ECCs are negotiated between the Company and Harvest. In addition, the agreement provides the Company the right to present to Harvest the opportunity to invest in other ventures, including investment opportunities with respect to the Company's existing collaborations. Any such opportunities are presented at the Company's discretion on a non-exclusive basis. The agreement with Harvest does not limit the Company's ability to execute other collaborations and joint ventures with third parties. As consideration for providing exclusive rights of first-look and first negotiation for start-up opportunities, the Company receives a portion of the management fee collected by the fund sponsor of Harvest. These fees are included in other income in the accompanying consolidated statements of operations and totaled $613 and $1,871 for the three and nine months ended September 30, 2016, respectively, and totaled $697 for the three and nine months ended September 30, 2015.