COMMITMENTS AND CONTINGENCIES (Details 2) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Feb. 05, 2010
Bankruptcy settlement [Line Items]
Other operating income recognized	$ 121	$ 265	$ 527
Samsun Logix Corporation [Member]
Bankruptcy settlement [Line Items]
Other operating income recognized	0	263	527
Korea Line Corporation [Member]
Bankruptcy settlement [Line Items]
Other operating income recognized	121	2	0
Number of shares received related to the rehabilitation plan (in shares)	3,355
Korea Line Corporation [Member] | Other Income (Expense) [Member]
Bankruptcy settlement [Line Items]
Settlement Payment	21	2	0
Fair value of shares received	100
Bankruptcy Settlement Due [Member] | Samsun Logix Corporation [Member]
Bankruptcy settlement [Line Items]
Amount of bankruptcy claim to be settled				17,212
Cash to be received to settle bankruptcy claim as percentage of total settlement				34.00%
Cash to be received to settle bankruptcy claim				5,852
Bankruptcy claims settled by conversion into shares of entity (as a percent)				66.00%
Amount of bankruptcy claim settled through conversion into shares of entity				11,360
Percentage of bankruptcy claim due remitted		50.00%
Amount of bankruptcy claim due	468	527	527
Other operating income recognized	$ 0	$ 263	$ 527
Total payment due from entity as a percentage of approved cash settlement	8.00%	9.00%	9.00%
Bankruptcy Settlement Due [Member] | Samsun Logix Corporation [Member] | Minimum [Member]
Bankruptcy settlement [Line Items]
Percentage of total cash settlement to be received annually				8.00%
Bankruptcy Settlement Due [Member] | Samsun Logix Corporation [Member] | Maximum [Member]
Bankruptcy settlement [Line Items]
Percentage of total cash settlement to be received annually				17.00%