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v3.24.3

Deferred Royalty Obligations (Tables) | 9 Months Ended
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Sep. 30, 2024
Deferred Royalty Obligation |
Schedule of deferred royalty obligation | ​
​ | ​ | ​ | ​
​ | ​ | Deferred Royalty Obligation
Acquired balance as of September 3, 2024 | ​ | $ | 118,339
Accretion interest expense | ​ | ​ | 473
Payments made | ​ | ​ | —
Net carrying amount | ​ | $ | 118,812

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- References No definition available. + Details
Name: | coll_DeferredRoyaltyObligationAbstract
Namespace Prefix: | coll_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Tabular disclosure of information pertaining to outstanding balance of the deferred royalty obligations. + References No definition available. + Details
Name: | coll_ScheduleOfDeferredRoyaltyObligationTableTextBlock
Namespace Prefix: | coll_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration