XML 48 R34.htm IDEA: XBRL DOCUMENT
v3.23.1

STOCK-BASED COMPENSATION (Tables) - 2015 EIP Plan | 3 Months Ended
--- | ---
Mar. 31, 2023
Stock Options |
Stock Awards |
Schedule of nonvested stock amortization expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended | ​
​ | ​ | March 31, | ​
​ | ​ | 2023 |  | 2022 |
General and administrative expenses | ​ | $ | 42 | ​ | $ | 113 | ​
​
Schedule of stock option activity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted | ​ | Weighted | ​ | ​ | ​
​ | ​ | Number | ​ | Average | ​ | Average | ​ | ​ | ​
​ | ​ | of | ​ | Exercise | ​ | Fair | ​ | ​ | ​
​ |  | Options |  | Price |  | Value |  | ​ | ​
Outstanding as of January 1, 2023 |  | 415,227 |  | $ | 7.91 | ​ | $ | 2.78 | ​ | ​ | ​
Granted |  | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | ​
Exercised |  | (14,091) | ​ | ​ | 7.89 | ​ | ​ | 2.69 | ​ | ​ | ​
Forfeited |  | — | ​ | ​ | — | ​ | ​ | — | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Outstanding as of March 31, 2023 |  | 401,136 |  | $ | 7.91 | ​ | $ | 2.79 | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Exercisable as of March 31, 2023 |  | 364,826 |  | $ | 7.71 | ​ | $ | 2.63 | ​ | ​ | ​
​ ​ The following table summarizes certain information about the options outstanding as of March 31, 2023:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | Options Outstanding and Unvested, | ​ | Options Outstanding and Exercisable, | ​
​ | ​ | ​ | March 31, 2023 | ​ | March 31, 2023 | ​
Weighted | ​ | ​ | ​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ |  | ​ | ​ | Weighted | ​
Average |  | ​ | ​ | Weighted | ​ | Average | ​ | ​ | ​ | Weighted | ​ | Average | ​
Exercise Price of |  | ​ | ​ | Average | ​ | Remaining | ​ | ​ | ​ | Average | ​ | Remaining | ​
Outstanding | ​ | Number of | ​ | Exercise | ​ | Contractual | ​ | Number of | ​ | Exercise | ​ | Contractual | ​
Options |  | Options |  | Price |  | Life |  | Options |  | Price |  | Life |
$ | 7.91 |  | 36,310 | ​ | $ | 9.91 | ​ | 3.90 | ​ | 364,826 | ​ | $ | 7.71 | ​ | 3.00 | ​
​
Restricted Stock Units |
Stock Awards |
Schedule of nonvested stock amortization expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | For the Three Months Ended | ​
​ | ​ | March 31, | ​
​ |  | 2023 |  | 2022 |
General and administrative expenses | ​ | $ | 1,517 | ​ | $ | 577 | ​
Summary of nonvested restricted stock units | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Weighted | ​
​ | ​ | Number of | ​ | Average Grant | ​
​ |  | RSUs | ​ | Date Price | ​
Outstanding as of January 1, 2023 | ​ | 641,972 | ​ | $ | 15.74 | ​
Granted | ​ | 76,425 | ​ | ​ | 18.04 | ​
Vested | ​ | (178,922) | ​ | ​ | 13.04 | ​
Forfeited | ​ | — | ​ | ​ | — | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
Outstanding as of March 31, 2023 | ​ | 539,475 | ​ | $ | 16.96 | ​
​ The total fair value of the RSUs that vested during the three months ended March 31, 2023 and 2022 was $3,369 and $2,655, respectively. The total fair value is calculated as the number of shares vested during the period multiplied by the fair value on the vesting date. ​ The following table summarizes certain information of the RSUs unvested and vested as of March 31, 2023: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Unvested RSUs | ​ | Vested RSUs | ​
March 31, 2023 | ​ | March 31, 2023 | ​
​ | ​ | ​ | ​ | Weighted | ​ | ​ | ​ | ​ | ​
​ | ​ | Weighted | ​ | Average | ​ | ​ | ​ | Weighted | ​
​ | ​ | Average | ​ | Remaining | ​ | ​ | ​ | Average | ​
Number of | ​ | Grant Date | ​ | Contractual | ​ | Number of | ​ | Grant Date | ​
RSUs |  | Price |  | Life |  | RSUs |  | Price |
539,475 | ​ | $ | 16.96 | ​ | 3.54 | ​ | 250,675 | ​ | $ | 11.19 | ​
​

X
- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=122041274&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901 + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
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_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=gnk_EquityIncentivePlan2015Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_EmployeeStockOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=us-gaap_RestrictedStockUnitsRSUMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |