CONSOLIDATED FUNDS AND VENTURES (Details 3) (Consolidated Funds and Ventures [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Bonds Available-for-Sale, Beginning Balance	$ 156,723	$ 126,950	$ 161,433	$ 108,329
Net gains (losses) included in earnings	2,882	(4,511)	20,178	5,480
Impact from purchases	8,029	22,713	15,699	42,449
Impact from sales	(7,185)	(73)	(12,293)	(7,496)
Bonds Available-for-Sale, Ending Balance	157,791	144,926	157,791	144,926
Foreign Currency Gain (Loss) [Member]
Net foreign currency translation losses included in other comprehensive income	$ (2,658)	$ (153)	$ (27,226)	$ (3,836)

Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

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Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Amount of sales of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of investments, not including unrealized gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, held at each balance sheet date and included in earnings for the period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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