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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2443-110228

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230

Name:	us-gaap_GainLossOnDispositionOfAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Sale of Vessels (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021 USD ($)	Jun. 30, 2020 item	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)
Gain on sale of vessels
Loss on disposal of vessels	$ 15		$ 735	$ 486
Number of vessels sold \| item		0
Baltic Leopard
Gain on sale of vessels
Loss on disposal of vessels	$ 15
Baltic Panther Baltic Hare Baltic Cougar Baltic Leopard Baltic Cove Baltic Fox Genco Spirit Genco Avra and Genco Mare
Gain on sale of vessels
Loss on disposal of vessels			$ 735
Genco Charger and Genco Thunder
Gain on sale of vessels
Loss on disposal of vessels				$ 486