Represents the aggregate purchase price for vessels per agreement.

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Represents brokerage commission payable in percentage to the third party

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Represents the capacity of vessels expressed in deadweight tonnage (dwt), a measure of weight a ship is carrying or can safely carry.

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The capitalized current asset related to an existing below-market time charter that is acquired with a vessel purchase which is amortized as an increase in voyage revenue over the remaining term of the existing charter.

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Represents the number of vessels committed to be acquired by the entity under purchase agreement.

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Represents the number of vessels purchased under option to be acquired by the entity under purchase agreement.

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Represents the number of vessels to be acquired by the entity under purchase agreement.

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Payment made, of which was held in escrow account, and released after the settlement of transaction.

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The cash inflow from the sale of Vessel Assets net.

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The value paid for each vessel purchased.

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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.

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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

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Amount of interest capitalized during the period.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.

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The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.

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VESSEL ACQUISITIONS AND DISPOSITIONS (Details) $ in Thousands									6 Months Ended		12 Months Ended
	Dec. 12, 2016 USD ($)	Nov. 04, 2016 USD ($)	Oct. 26, 2016 USD ($)	Oct. 21, 2016 USD ($)	Oct. 20, 2016 USD ($)	May 17, 2016 USD ($)	May 06, 2016 USD ($)	Dec. 30, 2014 USD ($)	Dec. 31, 2014 USD ($)	Jul. 09, 2014 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Jul. 14, 2015 USD ($)	Jan. 01, 2014 USD ($)	Nov. 13, 2013 USD ($) item	Aug. 12, 2010 USD ($) item
VESSEL ACQUISITIONS
Amortization of time charters acquired									$ (450)
Time charters acquired											$ 0	$ 0
Net proceeds from sale of vessel assets											13,024
Genco Bourgogne, Genco Muse, and Genco Spirit
VESSEL ACQUISITIONS
Amortization of time charters acquired									(450)		0	0
Time charters acquired										$ 450
Genco Marine
VESSEL ACQUISITIONS
Sale of assets							$ 2,187
Broker commission (as a percent)							2.00%
Loss on sale of vessels						$ 77
Net proceeds from sale of vessel assets						$ 1,923
Baltic Trading
VESSEL ACQUISITIONS
Capitalized interest associated with new building contracts									400		0	372
Baltic Trading \| Baltic Wasp
VESSEL ACQUISITIONS
Final payment for vessel								$ 19,645
Predecessor
VESSEL ACQUISITIONS
Amortization of time charters acquired										68
Predecessor \| Baltic Trading
VESSEL ACQUISITIONS
Capitalized interest associated with new building contracts										295
Predecessor \| Yangfan Group Co., LTD \| Agreement to Purchase Ultramax Drybulk Vessels \| Baltic Trading
VESSEL ACQUISITIONS
Purchase price per vessel															$ 28,000
Capacity of vessels \| item															64,000
Number of vessels purchased \| item															2
Predecessor \| Yangfan Group Co., LTD \| Agreement to Purchase Ultramax Drybulk Vessels \| Baltic Trading \| Maximum
VESSEL ACQUISITIONS
Number of vessels committed to be acquired under purchase agreement \| item															4
Aggregate purchase price for vessels															$ 112,000
Number of vessels purchased under option to be acquired per purchase agreement \| item															2
Line of Credit Facility \| $148 Million Credit Facility
VESSEL ACQUISITIONS
Face amount of term loan facility									148,000		148,000	148,000	$ 148,000
Secured Debt \| $100 Million Term Loan Facility
VESSEL ACQUISITIONS
Face amount of term loan facility											100,000	100,000
Repayments of Secured Debt									$ 3,846		$ 60,099	$ 7,692
Secured Debt \| Predecessor \| $100 Million Term Loan Facility
VESSEL ACQUISITIONS
Number of vessels purchased \| item																5
Face amount of term loan facility														$ 100,000		$ 100,000
Repayments of Secured Debt										$ 3,846
Genco Acheron
VESSEL ACQUISITIONS
Sale of assets	$ 3,480
Broker commission (as a percent)	5.50%
Genco Pioneer
VESSEL ACQUISITIONS
Sale of assets			$ 2,650
Broker commission (as a percent)			5.50%
Genco Pioneer \| Line of Credit Facility \| $148 Million Credit Facility
VESSEL ACQUISITIONS
Repayments of Secured Debt			$ 2,504
Genco Sugar
VESSEL ACQUISITIONS
Sale of assets					$ 2,450
Broker commission (as a percent)					5.50%
Genco Sugar \| Secured Debt \| $100 Million Term Loan Facility
VESSEL ACQUISITIONS
Repayments of Secured Debt				$ 2,315
Genco Leader
VESSEL ACQUISITIONS
Sale of assets		$ 3,470
Broker commission (as a percent)		3.00%
Genco Leader \| Line of Credit Facility \| $148 Million Credit Facility
VESSEL ACQUISITIONS
Repayments of Secured Debt		$ 3,366