XML 49 R41.htm IDEA: XBRL DOCUMENT
v3.23.2

Vessels and other fixed assets, net (Details Narrative) $ in Thousands | 6 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Sep. 30, 2023 USD ($)
Property, Plant and Equipment [Line Items] |  |  |
Other operational gain | $ 33,676 | $ 2,103 |
Loss / (gain) on sale of vessels (Note 6) | $ 34 | $ 0 |
Number of vessels owned | 120 |  |
First-priority mortgage [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Number of vessels owned as collateral | 98 |  |
Debt Instrument, Collateral Amount | $ 2,149,014 |  |
Lease Agreements [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Debt Instrument, Collateral Amount | $ 319,558 |  |
Number of vessels owned | 11 |  |
Second-priority mortgage [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Debt Instrument, Collateral Amount | $ 352,136 |  |
Number of vessels owned | 18 |  |
Star Pavlina Constructive Total Loss [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Other operational gain | $ 28,163 |  |
Star Pavlina War Risk Insurance [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Other operational gain | $ 2,658 |  |
Star Borealis and Star Polaris [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Date of sale | Mar. 24, 2023 |  |
Asset Impairment Charges | $ 7,700 |  |
Star Borealis [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Loss / (gain) on sale of vessels (Note 6) | $ 34 |  |
Star Centaurus, Star Columba, Star Aquila, Star Hercules and Star Cephueus [Member] |  |  |
Property, Plant and Equipment [Line Items] |  |  |
Date of sale | May 26, 2023 |  |
Asset Impairment Charges | $ 0 |  |
Expected gain on sale of vessel |  |  | $ 20

X
- Definition Date of sale of vessels. + References No definition available. + Details
Name: | sblk_DateofSale
Namespace Prefix: | sblk_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of gain on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. + References No definition available. + Details
Name: | sblk_GainOnSaleOfPropertyPlantEquipment
Namespace Prefix: | sblk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of vessels owned by the Company. + References No definition available. + Details
Name: | sblk_NumberOfVesselsOwned
Namespace Prefix: | sblk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of vessels owned as collateral + References No definition available. + Details
Name: | sblk_NumberOfVesselsOwnedCollateral
Namespace Prefix: | sblk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482130/360-10-45-4 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of assets pledged to secure a debt instrument. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480848/942-470-50-3 + Details
Name: | us-gaap_DebtInstrumentCollateralAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 + Details
Name: | us-gaap_GainLossOnSaleOfPropertyPlantEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain that is infrequent in occurrence or unusual in nature. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483613/220-20-50-1 + Details
Name: | us-gaap_OtherNonrecurringGain
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CollateralAxis=sblk_FirstPriorityMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=us-gaap_LeaseAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CollateralAxis=sblk_SecondPriorityMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=sblk_StarPavlinaConstructiveTotalLossMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=sblk_StarPavlinaWarRiskInsuranceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=sblk_StarBorealisStarPolarisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=sblk_StarBorealisMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=sblk_StarCentaurusStarColumbaStarAquilaStarHerculesStarCephueusMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |