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RESTATEMENT OF CONSOLIDATED FINANCIAL STATEMENTS OF THE PREDECESSOR COMPANY (Details 2) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended		9 Months Ended
	Jul. 09, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014	Jul. 09, 2014	Sep. 30, 2015
RESTATEMENT OF CONSOLIDATING FINANCIAL STATEMENTS OF THE PREDECESSOR COMPANY
Net (loss) income		$ (73,803)	$ (22,562)	$ (213,358)		$ (204,868)
Change in unrealized gain (loss) on investments		26,343	(13,341)			25,300
Other comprehensive income (loss)		26,343	(13,341)			25,300
Comprehensive loss		(47,460)	(35,903)			(179,568)
Less: Comprehensive loss attributable to noncontrolling interest		(7,178)	(4,272)			(59,471)
Comprehensive loss attributable to Genco Shipping & Trading Limited		$ (40,282)	$ (31,631)			$ (120,097)
Predecessor
RESTATEMENT OF CONSOLIDATING FINANCIAL STATEMENTS OF THE PREDECESSOR COMPANY
Net (loss) income	$ (905,456)				$ (1,013,250)
Change in unrealized gain (loss) on investments	2,186				(25,766)
Unrealized gain on cash flow hedges, net	95				2,401
Other comprehensive income (loss)	2,281				(23,365)
Comprehensive loss	(903,175)				(1,036,615)
Less: Comprehensive loss attributable to noncontrolling interest	(53,935)				(62,101)
Comprehensive loss attributable to Genco Shipping & Trading Limited	(849,240)				$ (974,514)
As Reported \| Predecessor
RESTATEMENT OF CONSOLIDATING FINANCIAL STATEMENTS OF THE PREDECESSOR COMPANY
Net (loss) income	892,351
Change in unrealized gain (loss) on investments	2,186
Unrealized gain on cash flow hedges, net	95
Other comprehensive income (loss)	2,281
Comprehensive loss	894,632
Less: Comprehensive loss attributable to noncontrolling interest	(568)
Comprehensive loss attributable to Genco Shipping & Trading Limited	895,200
Adjustment \| Predecessor
RESTATEMENT OF CONSOLIDATING FINANCIAL STATEMENTS OF THE PREDECESSOR COMPANY
Net (loss) income	(1,797,807)
Comprehensive loss	(1,797,807)
Less: Comprehensive loss attributable to noncontrolling interest	(53,367)
Comprehensive loss attributable to Genco Shipping & Trading Limited	$ (1,744,440)