XML 80 R71.htm IDEA: XBRL DOCUMENT v3.22.2.2

Financial Instruments and Fair Value Disclosures - Additional Information (Details) - Diana Shipping Inc $ in Thousands	Nov. 29, 2021 USD ($) subsidiary	Nov. 29, 2021 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of vessel-owning subsidiaries contributed	3	3
Aggregate fair value of vessels	$ 46,040	$ 46,040
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Number of vessel-owning subsidiaries contributed		3
Aggregate fair value of vessels	$ 46,040	$ 46,040

X

- Definition

Represents the aggregate fair value of vessels.

+ References

No definition available.

+ Details

Name:	op_AggregateFairValueOfVessels
Namespace Prefix:	op_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Represents the number of vessel-owning subsidiaries contributed.

+ References

No definition available.

+ Details

Name:	op_NumberOfVesselOwningSubsidiariesContributed
Namespace Prefix:	op_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=op_DianaShippingIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: