Deferred Compensation Plan (Details) - 401K Plan [Member] - USD ($)		3 Months Ended
Oct. 01, 2021	Mar. 31, 2024	Mar. 31, 2023
Deferred Compensation Plan [Abstract]
Employer matching contribution, first match	100.00%
Deferred compensation matched by employer, first match	3.00%
Additional employer matching contribution	50.00%
Additional deferred compensation matched by employer	2.00%
Employer contribution		$ 58,000	$ 34,000

Additional percentage employer matches of the employee's percentage contribution matched.

No definition available.

Name:	ocup_DefinedContributionPlanAdditionalEmployerMatchingContribution
Namespace Prefix:	ocup_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Additional percentage employer matches of the employee's deferred percentage contribution matched.

No definition available.

Name:	ocup_DefinedContributionPlanAdditionalEmployerMatchingContributionDeferred
Namespace Prefix:	ocup_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

No definition available.

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

Amount of discretionary contributions made by an employer to a defined contribution plan.

No definition available.

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

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Percentage employer matches of the employee's percentage contribution matched.

No definition available.

Name:	us-gaap_DefinedContributionPlanEmployerMatchingContributionPercentOfMatch
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_RetirementPlanNameAxis=ocup_RetirementPlan401KMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: