Consolidated Condensed Schedule Of Investments (Repurchase Agreements) (Repurchase Agreements [Member], USD $) In Thousands, unless otherwise specified					12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2013 JP Morgan Securities Inc Collateralized by Par Value $20,000 U.S. Treasury Note Coupon 1.25% Maturity Date 2018-10 [Member]		Dec. 31, 2013 Deutsche Bank Securities Collateralized by Par Value $5,625 Sovereign Bond Coupon 3.75% Maturity Date 2018-10 [Member]		Dec. 31, 2012 Bank Of America Securities Collateralized By Par Value $13,000 U.S. Treasury Note, Coupon 1.75%, Maturity Date 2016-05 [Member]		Dec. 31, 2013 Europe [Member]	Dec. 31, 2013 North America [Member]
Schedule of Investments [Line Items]
Current Principal/Notional Amount	$ 27,962				$ 19,675	[1],[2],[3]	$ 8,287	[1],[2],[3]	$ 13,650	[1],[2]	$ 8,287	$ 19,675
Securities collateralized by par value					20,000	[1],[2],[3]	7,751	[1],[2],[3]	13,000	[1],[2]
U.S. treasury note, coupon					1.25%	[1],[2],[3]	3.75%	[1],[2],[3]	1.75%	[1],[2]
Maturity date of securities					2018-10	[1],[2],[3]	2018-10	[1],[2],[3]	2016-05	[1],[2]
Description					J.P. Morgan Securities Inc. Collateralized by Par Value $20,000 U.S. Treasury Note, Coupon 1.25%, Maturity Date 10/18	[1],[2],[3]	Deutsche Bank Securities Collateralized by Par Value $7,751 European Sovereign Bond, Coupon 3.75%, Maturity Date 10/18	[1],[2],[3]	Bank of America SecuritiesCollateralized by Par Value $13,000US Treasury Note, Coupon 1.75%, Maturity Date 2016-05	[1],[2]
Rate					(0.05%)	[1],[2],[3]	0.00%	[1],[2],[3]	0.20%	[1],[2]
Investments maturity date					2014-01	[1],[2],[3]	2014-01	[1],[2],[3]	2013-01	[1],[2]
Fair value repurchase agreements	27,962	[1],[2],[3]	13,650	[1],[2]	19,675	[1],[2],[3]	8,287	[1],[2],[3]	13,650	[1],[2]	8,287	19,675
Investment owned as a percentage of equity	4.47%	[1],[2],[3],[4]	2.70%	[1],[2],[4]							1.32%	3.15%
Repurchase agreements, cost	$ 27,943	[1],[2],[3]	$ 13,650	[1],[2]							$ 8,268	$ 19,675

[1] In general, securities received pursuant to repurchase agreements were delivered to counterparties in short sale transactions.

[2] See Note 2 and Note 3 in Notes to Consolidated Financial Statements.

[3] The following table details the breakout by geographical region of long investments, investments sold short, and repurchase agreements:Region Current Principal/Number of Shares Cost Fair Value Percent ofEquityLong Investments: (In thousands, Expressed in U.S. Dollars) North America 2,470,650 $1,682,533 $1,724,370 275.44 %Europe 7,641 5,724 5,760 0.92 %Total 2,478,291 $1,688,257 $1,730,130 276.36 %Investments Sold Short: North America (TBAs and Government Debt) (804,888) $(833,656) $(831,564) (132.82)%Europe (Government Debt) (7,337) (7,633) (7,681) (1.23)%North America (Common Stock) (763) (6,313) (6,369) (1.02)%Total $(847,602) $(845,614) (135.07)%Repurchase Agreements: North America 19,675 $19,675 $19,675 3.15 %Europe 8,287 8,268 8,287 1.32 %Total 27,962 $27,943 $27,962 4.47 %

[4] Classification percentages are based on Total Equity.