Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2014

Financial Instruments, Owned, at Fair Value [Abstract]

Estimated Fair Values of Financial Instruments

The following table presents the estimated fair values of financial instruments at June 30, 2014 and December 31, 2013.

	June 30, 2014		December 31, 2013
	(Amounts in thousands)
Assets
Investments	$	3,389,582	$	3,158,312
Total return swaps	$	2,300	$	1,650
Liabilities
Equity contracts	$	635	$	140
Secured notes	$	140,000	$	140,000
Unsecured note	$	130,000	$	50,000