XML 42 R31.htm IDEA: XBRL DOCUMENT v3.23.1

Term Notes Payable (Tables)

3 Months Ended

Mar. 31, 2023

2022 Term Loan

Debt Instrument [Line Items]

Schedule of future payments under debt agreements

​

​	​	​
Years ended December 31,	Principal Payments
2023	$	137,500
2024	​	183,333
2025	​	183,333
2026	​	45,834
Total before unamortized discount and issuance costs	$	550,000
Less: unamortized discount and issuance costs	​	(12,898)
Term notes carrying value	$	537,102

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of maturity and sinking fund requirement for long-term debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=123465755&loc=d3e1835-112601

+ Details

Name:	us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_DebtInstrumentAxis=coll_TwoThousandTwentyTwoTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: