SEGMENT INFORMATION (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 item	Jun. 30, 2012	Dec. 31, 2012
SEGMENT INFORMATION
Number of operating segments			2
Voyage revenue from external customers
Total consolidated voyage revenue from external customers	$ 44,941	$ 62,112	$ 84,617	$ 121,137
Net loss
Total consolidated net loss	(48,940)	(30,492)	(100,890)	(66,877)
Total assets
Total consolidated assets	2,777,660		2,777,660		2,843,371
Operating segments
Voyage revenue from external customers
Total consolidated voyage revenue from external customers	44,941	62,112	84,617	121,137
Intersegment revenue
Total consolidated intersegment revenue	696	711	1,376	1,407
Net loss
Total consolidated net loss	(48,922)	(30,249)	(100,853)	(65,929)
Total assets
Total consolidated assets	2,781,062		2,781,062		2,846,856
GS & T
Voyage revenue from external customers
Total consolidated voyage revenue from external customers	38,562	54,509	72,252	107,240
Intersegment revenue
Total consolidated intersegment revenue	696	711	1,376	1,407
Net loss
Total consolidated net loss	(44,297)	(26,588)	(91,145)	(57,808)
Total assets
Total consolidated assets	2,402,960		2,402,960		2,482,486
Baltic Trading
Voyage revenue from external customers
Total consolidated voyage revenue from external customers	6,379	7,603	12,365	13,897
Net loss
Total consolidated net loss	(4,625)	(3,661)	(9,708)	(8,121)
Total assets
Total consolidated assets	378,102		378,102		364,370
Intersegment elimination
Intersegment revenue
Total consolidated intersegment revenue	(696)	(711)	(1,376)	(1,407)
Net loss
Total consolidated net loss	18	243	37	948
Total assets
Total consolidated assets	$ (3,402)		$ (3,402)		$ (3,485)