Collaborative Arrangement	3 Months Ended
Dec. 31, 2018
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Collaborative Arrangement	3. Collaborative Arrangement Under the Abbott Agreement, Abbott will have exclusive worldwide commercialization rights for the SurVeil DCB to treat the superficial femoral artery, which is currently being evaluated in a U.S. pivotal clinical trial. Separately, Abbott also received options to negotiate agreements for Surmodics' below-the-knee and arteriovenous (AV) fistula DCB products, which are currently in pre-clinical development and a first-in human clinical study, respectively. Surmodics is responsible for conducting all necessary clinical trials and other activities required to achieve U.S. and European Union regulatory clearances for the SurVeil DCB, including completion of the ongoing TRANSCEND clinical trial. Abbott and Surmodics will participate on a joint development committee charged with providing guidance on the Company’s clinical and regulatory activities with regard to the SurVeil product. The Company has received a $25 million upfront fee and may receive up to $67 million of additional payments upon achievement of various clinical and regulatory milestones. For the three months ended December 31, 2018, the Company recognized revenue totaling $2.4 million from the Abbott arrangement, all of which was previously included in deferred revenue. As of December 31, 2018, $18.3 million remains in deferred revenue from the upfront payment received. Upon the commercialization of the SurVeil DCB, Surmodics will be responsible for the manufacture and supply of clinical and commercial quantities of the product. Revenue from these product sales, including a set transfer price and a share of net profits resulting from third-party sales by Abbott, will be recognized if and when these products are shipped and control is transferred to the customer.

Collaborative Arrangement

3 Months Ended

Dec. 31, 2018

Organization Consolidation And Presentation Of Financial Statements [Abstract]

3. Collaborative Arrangement

Under the Abbott Agreement, Abbott will have exclusive worldwide commercialization rights for the SurVeil DCB to treat the superficial femoral artery, which is currently being evaluated in a U.S. pivotal clinical trial. Separately, Abbott also received options to negotiate agreements for Surmodics' below-the-knee and arteriovenous (AV) fistula DCB products, which are currently in pre-clinical development and a first-in human clinical study, respectively. Surmodics is responsible for conducting all necessary clinical trials and other activities required to achieve U.S. and European Union regulatory clearances for the SurVeil DCB, including completion of the ongoing TRANSCEND clinical trial. Abbott and Surmodics will participate on a joint development committee charged with providing guidance on the Company’s clinical and regulatory activities with regard to the SurVeil product.

The Company has received a $25 million upfront fee and may receive up to $67 million of additional payments upon achievement of various clinical and regulatory milestones. For the three months ended December 31, 2018, the Company recognized revenue totaling $2.4 million from the Abbott arrangement, all of which was previously included in deferred revenue. As of December 31, 2018, $18.3 million remains in deferred revenue from the upfront payment received. Upon the commercialization of the SurVeil DCB, Surmodics will be responsible for the manufacture and supply of clinical and commercial quantities of the product. Revenue from these product sales, including a set transfer price and a share of net profits resulting from third-party sales by Abbott, will be recognized if and when these products are shipped and control is transferred to the customer.