XML 41 R33.htm IDEA: XBRL DOCUMENT
v3.23.2

Fair value measurements and Hedging (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Fair Value Disclosures [Abstract] |
Fair value measurements and Hedging - Derivative instruments effect on statements of operations (Table) | Fair value measurements and Hedging - Derivative instruments effect on statements of operations (Table)
|  | Six months ended June 30,
|  | 2022 |  | 2023
Consolidated Statement of Operations |  |  |  |
Gain/(loss) on interest rate swaps, net |  |  |  |
Gains/(loss) of de-designated accounting hedging relationship |  | - |  | (507)
Total Gain/(loss) on interest rate swaps, net | $ | - | $ | (507)
Interest and finance costs |  |  |  |
Reclassification adjustments of interest rate swap loss/(gain) transferred to Interest and finance costs from Other comprehensive income/(loss) (Note 8) |  | 633 |  | 14,412
Total Gain/(loss) recognized | $ | 633 | $ | 14,412
Gain/(loss) on forward freight agreements and bunker swaps, net |  |  |  |
Realized gain/(loss) on forward freight agreements and freight options |  | 1,023 |  | 2,796
Realized gain/(loss) on bunker swaps |  | (4,085) |  | 4,476
Unrealized gain/(loss) on forward freight agreements and freight options |  | (1,169) |  | (116)
Unrealized gain/(loss) on bunker swaps |  | 292 |  | (2,949)
Total Gain/(loss) recognized | $ | (3,939) | $ | 4,207
Fair value measurements and Hedging - Fair value on a recurring basis - Quoted Prices in Active Markets (Table) | Fair value measurements and Hedging - Fair value on a recurring basis - Quoted Prices in Active Markets (Table)
|  |  | Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1)
|  |  | December 31, 2022 |  | June 30, 2023
| Balance Sheet Location |  | (not designated as cash flow hedges) |  | (designated as cash flow hedges) |  | (not designated as cash flow hedges) |  | (designated as cash flow hedges)
ASSETS |  |  |  |  |  |  |  |  |
Forward freight agreements - current | Derivatives, current asset portion | $ | 191 | $ | - | $ | - | $ | -
Bunker swaps - current | Derivatives, current asset portion |  | 3,688 |  | - |  | 738 |  | -
Forward freight agreements - non-current | Derivatives, non-current asset portion |  | - |  | - |  | 75 |  | -
Total |  | $ | 3,879 | $ | - | $ | 813 | $ | -
Fair value measurements and Hedging - Fair value on recurring basis - Significant Other Observable Inputs (Table) | Fair value measurements and Hedging - Fair value on recurring basis - Significant Other Observable Inputs (Table)
|  |  | Significant Other Observable Inputs (Level 2)
|  |  | December 31, 2022 |  | June 30, 2023
| Balance Sheet Location |  | (not designated as cash flow hedges) |  | (designated as cash flow hedges) |  | (not designated as cash flow hedges) |  | (designated as cash flow hedges)
ASSETS |  |  |  |  |  |  |  |  |
Interest rate swaps - current | Derivatives, current asset portion | $ | 1,665 | $ | 20,041 | $ | - | $ | 12,159
Interest rate swaps - non-current | Derivatives, non-current asset portion |  | 798 |  | 7,868 |  | - |  | 5,247
Total |  | $ | 2,463 | $ | 27,909 | $ | - | $ | 17,406

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References No definition available. + Details
Name: | sblk_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextIBlock
Namespace Prefix: | sblk_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of derivative instruments (including nonderivative instruments that are designated and qualify as hedging instruments) of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4A + Details
Name: | us-gaap_ScheduleOfDerivativesInstrumentsStatementsOfFinancialPerformanceAndFinancialPositionLocationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration