XML 46 R34.htm IDEA: XBRL DOCUMENT v3.25.3

Inventory (Tables)

9 Months Ended

Sep. 30, 2025

Inventory

Schedule of Inventory

​

​	​	​	​	​	​	​
​	​	September 30, 2025		​	December 31, 2024
Raw materials	​	$	8,335	​	$	12,531
Work in process	​	​	11,629	​	​	13,163
Finished goods	​	​	20,242	​	​	17,812
Total inventory	​	$	40,206	​	$	43,506

Schedule of balance sheet classification of inventory

​

​	​	​	​	​	​	​
​	​	September 30, 2025		​	December 31, 2024
Inventory	​	$	38,052	​	$	35,560
Other noncurrent assets	​	​	2,154	​	​	7,946
Total inventory	​	$	40,206	​	$	43,506

​

X

- Definition

Tabular disclosure of inventories classified in the balance sheet.

+ References

No definition available.

+ Details

Name:	coll_ScheduleOfInventoryBalanceSheetClassificationTableTextBlock
Namespace Prefix:	coll_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of the carrying amount as of the balance sheet date of inventory.

+ References

No definition available.

+ Details

Name:	coll_ScheduleOfInventoryTableTextBlock
Namespace Prefix:	coll_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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