Represents the amount of amortization expense for drydocking.

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Number of vessels for which the Company has determined will more likely than not be scrapped.

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Represents the period when the vessels are expected to be drydocked for overhaul repairs and maintenance.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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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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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Assets (Details) $ in Thousands	3 Months Ended	6 Months Ended		12 Months Ended
	Sep. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Jul. 09, 2014 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Nov. 10, 2016 USD ($)	Jun. 08, 2016 USD ($) item
Fixed assets, net
Depreciation and amortization		$ 36,714		$ 76,330	$ 79,556
Deferred drydocking costs
Amortization expense for drydocking		330		4,113	2,877
Goodwill
Goodwill impairment		166,067
Impairment of vessel assets
Impairment of vessel assets	$ 32,536	0		69,278	39,893
Number of vessels scrapped \| item							9
(Gain) loss on disposal of vessels
Gain (loss) on sale of vessels				$ 3,555	(1,210)
Minimum
Deferred drydocking costs
Period for which vessels are required to be drydocked for major repairs and maintenance				30 months
Maximum
Deferred drydocking costs
Period for which vessels are required to be drydocked for major repairs and maintenance				60 months
Genco Sugar, Genco Pioneer, Genco Leader, and Genco Acheron
(Gain) loss on disposal of vessels
Gain (loss) on sale of vessels				$ 3,555
Genco Acheron, Genco Carrier, Genco Leader, Genco Pioneer, Genco Prosperity, Genco Reliance, Genco Success, Genco Sugar, Genco Wisdom
Impairment of vessel assets
Impairment of vessel assets				67,594
Baltic Tiger and Baltic Lion
(Gain) loss on disposal of vessels
Gain (loss) on sale of vessels					(1,210)
Genco Marine Limited \| Genco Marine
Impairment of vessel assets
Impairment of vessel assets				1,684	4,497
Baltic Trading \| Baltic Tiger and Baltic Lion
Impairment of vessel assets
Impairment of vessel assets					35,396
Detail of Fixed Assets, Excluding Vessels
Fixed assets, net
Depreciation and amortization		119		388	284
Vessels
Fixed assets, net
Depreciation and amortization		$ 36,265		$ 71,829	$ 76,395
Furniture and Fixtures
Fixed assets, net
Useful lives				5 years
Vessel Equipment \| Minimum
Fixed assets, net
Useful lives				2 years
Vessel Equipment \| Maximum
Fixed assets, net
Useful lives				15 years
Computer equipment
Fixed assets, net
Useful lives				3 years
Predecessor
Fixed assets, net
Depreciation and amortization			$ 75,952
Deferred drydocking costs
Amortization expense for drydocking			3,738
Goodwill
Goodwill			166,067
Impairment of vessel assets
Impairment of vessel assets			0
Predecessor \| Detail of Fixed Assets, Excluding Vessels
Fixed assets, net
Depreciation and amortization			458
Predecessor \| Vessels
Fixed assets, net
Depreciation and amortization			$ 71,756
Secured Debt \| $400 Million Credit Facility
Impairment of vessel assets
Maximum borrowing capacity				$ 400,000		$ 400,000	$ 400,000