XML 76 R58.htm IDEA: XBRL DOCUMENT v3.25.1

Transactions with related parties (Details Narrative)	7 Months Ended	12 Months Ended
	Aug. 03, 2018	Dec. 31, 2024 USD ($)	Dec. 31, 2024 EUR (€)	Dec. 31, 2023 USD ($) shares	Dec. 30, 2020	Dec. 31, 2014
Long-Term Investments		$ 1,733,000		$ 1,736,000
Augustea Technoservices Ltd. and affiliates [Member]
Expiration date of agreement	June 2022
Vessels acquired	16
Common stock [Member] | Oaktree Share Repurchase Program [Member]
Shares repurchased | shares				20,000,000
Euro Member Countries, Euro
Foreign Currency Exchange Rate, Translation		1.04
Management and Directors Fees [Member]
Executive consultancy fees		$ 737,000
Management and Directors Fees [Member] | Non - Employee Directors [Member]
Annual cash retainer		15,000
Management and Directors Fees [Member] | Chairman of Audit Committee [Member]
Annual cash retainer		15,000
Management and Directors Fees [Member] | Audit Committee Member [Member]
Annual cash retainer		7,500
Management and Directors Fees [Member] | Attendance Of Meetings [Member]
Annual cash retainer		5,000
Combine Marine Ltd [Member]
Rent expense per month		2,700	€ 2,590
Alma Properties [Member]
Rent expense per month		$ 300	€ 300
Oaktree Shareholder Agreement [Member]
Expiration date of agreement		July 2, 2024	July 2, 2024
Oaktree Shareholder Agreement [Member] | Oaktree Capital Management L.P. [Member]
Number of directors		9	9
Oaktree Shareholder Agreement [Member] | Beneficial ownership of 40% or more [Member] | Oaktree Capital Management L.P. [Member]
Number of directors		4	4
Oaktree Shareholder Agreement [Member] | Beneficial Ownership of 25% or more but less than 40% [Member] | Oaktree Capital Management L.P. [Member]
Number of directors		3	3
Oaktree Shareholder Agreement [Member] | Beneficial Ownership of 15% or more but less than 25% [Member] | Oaktree Capital Management L.P. [Member]
Number of directors		2	2
Oaktree Shareholder Agreement [Member] | Beneficial ownership of 5% or more but less than 15% [Member] | Oaktree Capital Management L.P. [Member]
Number of directors		1	1
Interchart [Member]
Ownership percentage						33.00%
Monthly lump sum fee		$ 345,000
Expiration date of agreement		Dec. 31, 2025	Dec. 31, 2025
Starocean [Member]
Ownership percentage		25.00%
Starocean [Member] | Held By Local Entrepreneurs [Member]
Ownership percentage		75.00%
CCL Pool [Member]
Ownership percentage		33.00%			25.00%
Long-Term Investments		$ 125,000

X

- Definition

Annual cash retainer for non employee and committee members.

+ References

No definition available.

+ Details

Name:	sblk_AnnualCashRetainer
Namespace Prefix:	sblk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The aggregate consultancy fees related to executive officers of the company.

+ References

No definition available.

+ Details

Name:	sblk_ExecutiveConsultancyFees1
Namespace Prefix:	sblk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

The date when the agreement expired.

+ References

No definition available.

+ Details

Name:	sblk_ExpirationdateofAgreement
Namespace Prefix:	sblk_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of directors constituting the Board of Directors.

+ References

No definition available.

+ Details

Name:	sblk_NumberOfDirectors
Namespace Prefix:	sblk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The monthly rent expense.

+ References

No definition available.

+ Details

Name:	sblk_RentExpensePerMonth
Namespace Prefix:	sblk_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Monthly lump fee payable to Interchart, as part of the Services Agreement for brokering and commercial services.

+ References

No definition available.

+ Details

Name:	sblk_ServicesAgreementMonthlyLumpFeeRemuneration
Namespace Prefix:	sblk_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of shares authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

No definition available.

+ Details

Name:	sblk_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased1
Namespace Prefix:	sblk_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of vessels acquired

+ References

No definition available.

+ Details

Name:	sblk_VesselsAcquired
Namespace Prefix:	sblk_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 323
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481687/323-10-50-3

+ Details

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479424/830-30-S99-1

+ Details

Name:	us-gaap_ForeignCurrencyExchangeRateTranslation1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(12))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LongTermInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Date of maturity or expiration of arrangements with a related party (for example, but not limited to, leasing and debt arrangements between related parties), in YYYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	us-gaap_RelatedPartyTransactionDate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_PropertyPlantAndEquipmentByTypeAxis=sblk_AugusteaVesselsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementEquityComponentsAxis=sblk_CommonStockIMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ShareRepurchaseProgramAxis=sblk_OaktreeShareRepurchaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_CurrencyAxis=currency_EUR
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=sblk_ManagementAndDirectorsFees1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_NonEmployeeDirectorsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_ChairmanForAuditCommitteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_EachMemberForAuditCommitteeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_AttendanceOfMeetingsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

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

X

- Details

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

X

- Details

Name:	dei_LegalEntityAxis=sblk_OaktreeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_BeneficialOwnershipOf40OrMoreMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_BeneficialOwnershipOf25OrMoreButLessThan40Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_BeneficialOwnershipOf15OrMoreButLessThan25Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_BeneficialOwnershipOf5OrMoreButLessThan15Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=sblk_InterchartShippingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=sblk_StarOceanManningPhilipinesIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_StatementScenarioAxis=sblk_HeldByLocalEntrepreneursMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=sblk_CCLPoolMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: