XML 39 R50.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Basis of Presentation and General Information (Details) (USD $) | 0 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Feb. 25, 2014 | Oct. 15, 2012 | Jul. 11, 2014 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Vessels [Line Items] |  |  |  |  |  |
Date of Incorporation |  |  |  | Dec. 13, 2006 |  |
Reverse stock split ratio |  | 15-for-1 |  |  |  | 15-for-1
Daily Management Fee |  |  |  | $ 750 sblk_DailyManagementFee |  |
Percentage of equity which relates to amount of loan converted |  |  | 50.00%sblk_PercentageOfEquityAcquiredUponConversionDebt |  |  |
Shares to acquire business | 22,598 us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued |  | 54,104,200 us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued |  |  |
Average closing market price |  |  | $ 11.854 sblk_AverageClosingMarketPrice |  |  |
Write-off of deferred fiance costs |  |  | 3,003,000 us-gaap_WriteOffOfDeferredDebtIssuanceCost |  |  |
Fair value of above market acquired time charter |  |  | 1,967,000 sblk_FairValueOfAboveMarketAcquiredTimeCharter | 11,908,000 sblk_FairValueOfAboveMarketAcquiredTimeCharter | 7,978,000 sblk_FairValueOfAboveMarketAcquiredTimeCharter |
Acquisition related costs |  |  | 9,364,000 us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts |  |  |
Share based compensation |  |  | 1,808,000 us-gaap_ShareBasedCompensation | 5,834,000 us-gaap_ShareBasedCompensation | 1,488,000 us-gaap_ShareBasedCompensation | 1,546,000 us-gaap_ShareBasedCompensation
Payments to acquire property plant and equipment |  |  |  | 518,447,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | 127,814,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment | 91,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Merger with Oceanbulk |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Shares to acquire business |  |  | 48,395,766 us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_MergerWithOceanbulkMember |  |  |
Heron vessels |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Outstanding loan receivable convertible into 50% of equity interests |  |  | 23,680,000 us-gaap_NotesAndLoansReceivableGrossNoncurrent / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_HeronVesselsIIMember |  |  |
Value of common shares issued for acquisition of Heron Vessels |  |  | 25,080,000 us-gaap_StockIssuedDuringPeriodValueAcquisitions / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_HeronVesselsIIMember |  |  |
Payments to acquire property plant and equipment |  |  | 25,000,000 us-gaap_PaymentsToAcquirePropertyPlantAndEquipment / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_HeronVesselsIIMember |  |  |
Held in escrow for Heron vessels |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Shares to acquire vessels |  |  | 2,115,706 us-gaap_StockIssuedDuringPeriodSharesAcquisitions / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_HeldInEscrowForHeronVesselsMember |  |  |
Pappas companies |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Shares to acquire business |  |  | 3,592,728 us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_PappasCompaniesIIMember |  |  |
Vessels under construction |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Fair value adjustment recognized |  |  | 158,523,000 us-gaap_AssetsFairValueAdjustment / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_VesselsUnderConstructionMember |  |  |
Vessels in operations |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Fair value adjustment recognized |  |  | 79,465,000 us-gaap_AssetsFairValueAdjustment / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_VesselsInOperationsMember |  |  |
ProForma adjustments |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Interest expense |  |  |  | 1,816,000 us-gaap_InterestExpense / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ProFormaAdjustmentsMember | 1,412,000 us-gaap_InterestExpense / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ProFormaAdjustmentsMember |
Acquisition related costs |  |  |  | 12,757,000 us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ProFormaAdjustmentsMember |  |
ABYO Gwyneth |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
DWT |  |  |  | 82,790 sblk_VesselCapacity / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ABYOGwynethMember |  |
ABYO Angelina |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
DWT |  |  |  | 82,981 sblk_VesselCapacity / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ABYOAngelinaMember |  |
ABYO Audrey |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
DWT |  |  |  | 175,125 sblk_VesselCapacity / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ABYOAudreyMember |  |
ABYO Oprah |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
DWT |  |  |  | 82,551 sblk_VesselCapacity / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_ABYOOprahMember |  |
Significant charterers |  |  |  |  |  |
Vessels [Line Items] |  |  |  |  |  |
Accounts receivable |  |  |  | $ 248,000 us-gaap_AccountsReceivableNet / us-gaap_PropertyPlantAndEquipmentByTypeAxis = sblk_SignificantCharterersMember |  |

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