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Preferred, Common Stock and Additional Paid in Capital - Reverse Stock Split Adjustments (Details)	Oct. 14, 2012	Oct. 15, 2012
Prior To Reverse Stock Split Adjustment
Reverse Stock Split [Line Items]
Common Stock - Shares Outstanding	81,012,403us-gaap_CommonStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = sblk_PriorToReverseStockSplitAdjustmentMember
After Reverse Stock Split Adjustment
Reverse Stock Split [Line Items]
Common Stock - Shares Outstanding		5,400,810us-gaap_CommonStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = sblk_AfterReverseStockSplitAdjustmentMember

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- Details

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.29)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 30

-Article 5

+ Details

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Balance Type:	na
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- Details

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- Details

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