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Consolidated Statement of Changes in Stockholders' Equity (Deficit) (Parenthetical)	Dec. 31, 2019 USD ($)
Statement of Stockholders' Equity [Abstract]
Public offering net of costs	$ 592,764

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- Definition

Public offering net of costs

+ References

No definition available.

+ Details

Name:	CODX_PublicOfferingNetOfCosts
Namespace Prefix:	CODX_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- References

No definition available.

+ Details

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