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INVESTMENTS (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Schedule of Investments
Fair value of investment in capital stock	$ 63,355		$ 77,570
Jinhui Shipping and Transportation Limited
Schedule of Investments
Investment in the capital stock (in shares)	16,335,100		16,335,100
Fair value of investment in capital stock	63,286		77,488
Impairment of investment	0	0
Korea Line Corporation
Schedule of Investments
Investment in the capital stock (in shares)	3,355		3,355
Fair value of investment in capital stock	69		82
Impairment of investment	$ 0	$ 0

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