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Other operational gain | 6 Months Ended
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Jun. 30, 2017
Other Operational Gain [Abstract] |
Other operational gain: | 11. Other operational gain: During the six-month period ended June 30, 2017, the Company recognized other operational gain of $2,461, mainly consisting of an amount of $2,141 resulting from a cash settlement of a commercial dispute.

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- Definition The entire disclosure for other operational gain. + References No definition available. + Details
Name: | sblk_OtherOperationalGainTextBlock
Namespace Prefix: | sblk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_OtherIncomeAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration