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Collaboration Agreements (Tables) | 12 Months Ended
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Jan. 01, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Collaborative Revenues Under Collaboration Agreement | Revenues under the collaboration agreement with Ipsen were as follows (in thousands):
|  |  | Year Ended December 31,
|  |  |  |  | 2020 |  | 2019 |  | 2018
License revenues |  |  |  |  | $ | 93,495 |  |  | $ | 117,360 |  |  | $ | 157,569 |
Collaboration services revenues |  |  |  |  | 58,136 |  |  | 35,411 |  |  | 25,310 |
Total |  |  |  |  | $ | 151,631 |  |  | $ | 152,771 |  |  | $ | 182,879 |
Collaboration services revenues under the collaboration agreement with Takeda were as follows (in thousands):
|  |  | Year Ended December 31,
|  |  |  |  | 2020 |  | 2019 |  | 2018
License revenues |  |  |  |  | $ | 61,115 |  |  | $ | 18,112 |  |  | $ | 9,055 |
Collaboration services revenues |  |  |  |  | 20,557 |  |  | 6,510 |  |  | 8,965 |
Total collaboration revenues |  |  |  |  | $ | 81,672 |  |  | $ | 24,622 |  |  | $ | 18,020 |
Profits and losses on the U.S. commercialization and royalty revenues on ex-U.S. sales under the collaboration agreement with Genentech were as follows (in thousands):
|  |  | Year Ended December 31,
|  |  |  |  | 2020 |  | 2019 |  | 2018
Profits on U.S. commercialization |  |  |  |  | $ | 6,261 |  |  | $ | 4,615 |  |  | $ | 8,084 |
Royalty revenues on ex-U.S. sales |  |  |  |  | $ | 5,079 |  |  | $ | 5,679 |  |  | $ | 5,564 |

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- Definition Tabular disclosure of collaborative arrangement and arrangement other than collaborative applicable to revenue-generating activity or operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 808 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6931272&loc=SL5834143-161434 + Details
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