XOMA Transaction	3 Months Ended
Mar. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract]
XOMA Transaction	. XOMA Transaction In December 2019, the Company entered into a license agreement with DOT Therapeutics-1, LLC (“DOT-1”) to grant DOT-1 a worldwide, exclusive license of DAY101. The DOT-1 license agreement includes up to $57.0 million in potential pre-commercialization, event-based milestone payments and royalty payments on future sales of DAY101, when and if approved and commercialized, $3.0 million of which was received by the Company prior to the XOMA Transaction. Also in December 2019, the Company entered into an agreement to license vosaroxin to Denovo Biopharma LLC, which includes up to $57.0 million in potential regulatory and commercial milestones, and double-digit royalties on future sales of vosaroxin, when and if approved and commercialized. The potential milestone and royalty payments related to DAY101 and vosaroxin were sold in the XOMA Transaction. On March 22, 2021, the Company entered into a Royalty Purchase Agreement with XOMA (US) LLC (“XOMA”), in which XOMA purchased the potential future milestones and royalties associated with existing licenses relating to two clinical-stage product candidates, DAY101 and vosaroxin, which were obtained in the Merger (the “XOMA Transaction”). The Company received an upfront payment of $13.5 million and may receive up to $20.0 million in a pre-commercialization, event-based milestone. The upfront payment is nonrefundable, there are no clawback provisions, and the Company has no significant involvement or obligations going forward related to potential future milestones and royalties. The Company has recognized no income from the pre-commercialization, event-based milestone to date.

XOMA Transaction

3 Months Ended

Mar. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

. XOMA Transaction

In December 2019, the Company entered into a license agreement with DOT Therapeutics-1, LLC (“DOT-1”) to grant DOT-1 a worldwide, exclusive license of DAY101. The DOT-1 license agreement includes up to $57.0 million in potential pre-commercialization, event-based milestone payments and royalty payments on future sales of DAY101, when and if approved and commercialized, $3.0 million of which was received by the Company prior to the XOMA Transaction. Also in December 2019, the Company entered into an agreement to license vosaroxin to Denovo Biopharma LLC, which includes up to $57.0 million in potential regulatory and commercial milestones, and double-digit royalties on future sales of vosaroxin, when and if approved and commercialized. The potential milestone and royalty payments related to DAY101 and vosaroxin were sold in the XOMA Transaction.

On March 22, 2021, the Company entered into a Royalty Purchase Agreement with XOMA (US) LLC (“XOMA”), in which XOMA purchased the potential future milestones and royalties associated with existing licenses relating to two clinical-stage product candidates, DAY101 and vosaroxin, which were obtained in the Merger (the “XOMA Transaction”). The Company received an upfront payment of $13.5 million and may receive up to $20.0 million in a pre-commercialization, event-based milestone. The upfront payment is nonrefundable, there are no clawback provisions, and the Company has no significant involvement or obligations going forward related to potential future milestones and royalties. The Company has recognized no income from the pre-commercialization, event-based milestone to date.