VARIABLE INTEREST ENTITIES ("VIEs") (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012		Dec. 31, 2011	Dec. 31, 2010
Investments in Affiliated Companies	$ 252,398		$ 232,370	$ 265,096
Other Liabilities	37,712		69,117
Variable Interest Entity, Not Primary Beneficiary [Member]
Investments in Affiliated Companies	235,640
Other Liabilities	$ 29	[1]

[1] Represents the Company’s valuation of its several guaranty of the FSO joint venture’s debt at December 31, 2012