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License Agreements - Acquired product rights (Details) - Elyxyb asset purchase agreement $ in Thousands | Aug. 03, 2022 USD ($) item
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License Agreements [Line Items] |
Amount payable | $ 9,000
Contingent consideration | $ 9,000
Number of sales milestone achievement | item | 6
Maximum consideration | $ 262,000
Minimum |
License Agreements [Line Items] |
Payment upon sales milestone achievement , Per Year | 4,000
Sales milestone achievement | 50,000
Maximum |
License Agreements [Line Items] |
Payment upon sales milestone achievement , Per Year | 100,000
Sales milestone achievement | $ 1,000,000

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- Definition Amount payable as consideration under asset acquisition. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Maximum amount of contingent consideration payable upon achievement of sales milestone. + References No definition available. + Details
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Namespace Prefix: | coll_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Number of escalating sales milestone achievement to entitle the one time contingent payment. + References No definition available. + Details
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- Definition The amount of contingent consideration payable per year upon achievement of sales milestone. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition The sales milestone achieved to trigger contingent consideration. + References No definition available. + Details
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Namespace Prefix: | coll_
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- Definition Line items represents license agreements. + References No definition available. + Details
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- Definition Amount of contingent consideration recognized as part of consideration transferred in asset acquisition. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 30 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=126928898&loc=d3e9212-128498 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 25 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=127000608&loc=d3e9135-128495 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 50 -Section 30 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=126928898&loc=d3e9215-128498 + Details
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- Details
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