XML 98 R82.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Stockholders' Equity - Warrant activity (Details) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 USD ($) $ / shares shares | Dec. 31, 2022 USD ($) $ / shares shares
Number of share warrants |  |
Outstanding, beginning balance (in shares) | shares | 5,821,137 |
Exercised (in shares) | shares | (805,495) |
Outstanding, ending balance (in shares) | shares | 5,015,642 | 5,821,137
Weighted average exercise price |  |
Outstanding, beginning balance (in dollars per share) | $ / shares | $ 1.56 |
Exercised (in dollars per share) | $ / shares | 1.49 |
Outstanding, ending balance (in dollars per share) | $ / shares | $ 1.57 | $ 1.56
Weighted average remaining contractual term | 5 years 11 months 1 day | 6 years 11 months 26 days
Aggregate intrinsic value | $ | $ 5,194 | $ 15,640

X
- Definition Class Of Warrant Or Right, Aggregate Intrinsic Value, Outstanding + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightAggregateIntrinsicValueOutstanding
Namespace Prefix: | smmt_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Class Of Warrant Or Right, Exercises In Period + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightExercisesInPeriod
Namespace Prefix: | smmt_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class Of Warrant Or Right, Outstanding + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightOutstandingRollForward
Namespace Prefix: | smmt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class of Warrant Or Right, Outstanding, Weighted Average Exercise Price + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightOutstandingWeightedAverageExercisePriceRollForward
Namespace Prefix: | smmt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class Of Warrant Or Right, Outstanding, Weighted Average Remaining Contractual Term + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightOutstandingWeightedAverageRemainingContractualTerm
Namespace Prefix: | smmt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Class Of Warrant Or Right, Weighted Average Exercise Price + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightWeightedAverageExercisePrice
Namespace Prefix: | smmt_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Class Of Warrant Or Right, Weighted Average Exercise Price, Exercises In Period + References No definition available. + Details
Name: | smmt_ClassOfWarrantOrRightWeightedAverageExercisePriceExercisesInPeriod
Namespace Prefix: | smmt_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of warrants or rights outstanding. + References No definition available. + Details
Name: | us-gaap_ClassOfWarrantOrRightOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant