XML 64 R55.htm IDEA: XBRL DOCUMENT
v3.25.3

Inventory (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Inventory |  |
Finished goods | $ 4,200 | $ 2,600
Inventory, non-current | 0 | 462
Prepayment made for manufacturing services | 6,653 | $ 11,030
Prepayments made to a CMO for manufacturing services | 300 |
Prepayments made to a CMO For Other Research And Development Pipeline Program | $ 6,400 |

X
- Definition Prepaid Manufacturing current. + References No definition available. + Details
Name: | chrs_PrepaidManufacturingExpenseCurrent
Namespace Prefix: | chrs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents prepayments made to a CMO for manufacturing services. + References No definition available. + Details
Name: | chrs_PrepaymentsMadeToCmoForManufacturingServices
Namespace Prefix: | chrs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents prepayments made to a CMO for other research and development program. + References No definition available. + Details
Name: | chrs_PrepaymentsMadeToCmoForOtherResearchAndDevelopmentPipelineProgram
Namespace Prefix: | chrs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_InventoryDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(6)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_InventoryFinishedGoods
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Inventories not expected to be converted to cash, sold or exchanged within the normal operating cycle. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_InventoryNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant