Consolidated Condensed Schedule Of Investments (Repurchase Agreements) (Repurchase Agreements [Member], USD $)					3 Months Ended						12 Months Ended
	Mar. 31, 2014		Dec. 31, 2013		Mar. 31, 2014 Deutsche Bank Securities Collateralized By Par Value $21,574 European Sovereign Bond Coupon 3.75% Maturity Date 2018-10 [Member]		Mar. 31, 2014 Bank Of America Securities Collateralized By Par Value $5,000 US Treasury Note Coupon 1.25% Maturity Date 2018-10 [Member]		Mar. 31, 2014 Bank Of America Securities Collateralized By Par Value $634 European Sovereign Bond, Coupon 3.75%, Maturity Date 2018-10 [Member]		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]		Mar. 31, 2014 North America [Member]	Dec. 31, 2013 North America [Member]	Mar. 31, 2014 Europe [Member]	Dec. 31, 2013 Europe [Member]
Schedule of Investments [Line Items]
Current Principal/Notional Amount	$ 29,875,000		$ 27,962,000		$ 24,231,000	[1],[2],[3]	$ 4,944,000	[1],[2],[3]	$ 700,000	[1],[2],[3]	$ 19,675,000	[1],[2],[4]	$ 8,287,000	[1],[2],[4]	$ 4,944,000	$ 19,675,000	$ 24,931,000	$ 8,287,000
Securities collateralized by par value					21,574,000	[1],[2],[3]	5,000,000	[1],[2],[3]	634,000	[1],[2],[3]	20,000,000	[1],[2],[4]	7,751,000	[1],[2],[4]
U.S. treasury note, coupon					3.75%	[1],[2],[3]	1.25%	[1],[2],[3]	3.75%	[1],[2],[3]	1.25%	[1],[2],[4]	3.75%	[1],[2],[4]
Maturity date of securities					2018-10	[1],[2],[3]	2018-10	[1],[2],[3]	2018-10	[1],[2],[3]	2018-10	[1],[2],[4]	2018-10	[1],[2],[4]
Description					Deutsche Bank Securities Collateralized by Par Value $21,574 European Sovereign Bond, Coupon 3.75%, Maturity Date 2018-10	[1],[2],[3]	Bank of America Securities Collateralized by Par Value $5,000 U.S. Treasury Note, Coupon 1.25%, Maturity Date 2018-10	[1],[2],[3]	Bank of America Securities Collateralized by Par Value $634 European Sovereign Bond, Coupon 3.75%, Maturity Date 2018-10	[1],[2],[3]	J.P. Morgan Securities Inc. Collateralized by Par Value $20,000 U.S. Treasury Note, Coupon 1.25%, Maturity Date 10/18	[1],[2],[4]	Deutsche Bank Securities Collateralized by Par Value $7,751 European Sovereign Bond, Coupon 3.75%, Maturity Date 10/18	[1],[2],[4]
Rate					0.05%	[1],[2],[3]	0.05%	[1],[2],[3]	0.10%	[1],[2],[3]	(0.05%)	[1],[2],[4]	0.00%	[1],[2],[4]
Investments maturity date					2014-04	[1],[2],[3]	2014-04	[1],[2],[3]	2014-04	[1],[2],[3]	2014-01	[1],[2],[4]	2014-01	[1],[2],[4]
Fair value repurchase agreements	29,875,000	[1],[2],[3]	27,962,000	[1],[2],[4]	24,231,000	[1],[2],[3]	4,944,000	[1],[2],[3]	700,000	[1],[2],[3]	19,675,000	[1],[2],[4]	8,287,000	[1],[2],[4]	4,944,000	19,675,000	24,931,000	8,287,000
Investment owned as a percentage of equity	4.74%	[1],[2],[3],[5]	4.47%	[1],[2],[4],[5]											0.78%	3.15%	3.96%	1.32%
Repurchase agreements, cost	$ 29,872,000	[1],[2],[3]	$ 27,943,000	[1],[2],[4]											$ 4,944,000	$ 19,675,000	$ 24,928,000	$ 8,268,000

[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, repurchase agreements, and financial derivatives–assets. All financial derivatives–liabilities were concentrated in North America.Region Current Principal/Notional Value/Number of Shares/Number of Properties Cost/(Proceeds) Fair Value Percent ofEquityLong Investments: (In thousands, Expressed in U.S. Dollars) North America 2,449,649 $1,686,738 $1,729,893 274.55 %Europe 32,195 26,451 26,118 4.15 %Total 2,481,844 $1,713,189 $1,756,011 278.70 %Investments Sold Short: North America (TBAs and Government Debt) (756,627) $(789,167) $(787,667) (125.01)%Europe (Government Debt) (22,208) (23,481) (24,195) (3.84)%North America (Common Stock) (941) (7,004) (6,903) (1.10)%Total $(819,652) $(818,765) (129.95)%Repurchase Agreements: North America 4,944 $4,944 $4,944 0.78 %Europe 24,931 24,928 24,931 3.96 %Total 29,875 $29,872 $29,875 4.74 %Financial Derivatives–Assets: North America (583,909) $55,230 $57,558 9.14 %Europe (8,980) — 2 — %Total (592,889) $55,230 $57,560 9.14 %

[4] The following table details the breakout by geographical region of long investments, investments sold short, and repurchase agreements. All financial derivatives were concentrated in North America.Region Current Principal/Number of Shares Cost/(Proceeds) 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 %

[5] Classification percentages are based on Total Equity.