v3.20.1

Transactions with Related Parties (Details Narrative) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended
	Sep. 01, 2018	Sep. 30, 2018	Mar. 31, 2020	Mar. 31, 2019
Rent expenses			$ 0
Lease deposit			$ 14	$ 14
Dr. Phillip Frost [Member]
Lease term	3 years	3 years
Rent expenses	$ 58	$ 58
Lease deposit		$ 4

X

- Definition

Lease term

+ References

No definition available.

+ Details

Name:	COCP_LeaseTerm
Namespace Prefix:	COCP_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of liability for lease payments received, including variable lease payments, when collectability is not probable at commencement date for sales-type lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 25
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=121604594&loc=SL77919106-209958

+ Details

Name:	us-gaap_LeaseDepositLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	srt_TitleOfIndividualAxis=COCP_DrPhillipFrostMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: