Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2016

Financial Instruments, Owned, at Fair Value [Abstract]

Estimated Fair Values of Financial Instruments

The following table presents the estimated fair values of financial instruments:

	June 30, 2016		December 31, 2015
	(Amounts in thousands)
Assets
Investments	$	3,487,837	$	3,380,642
Liabilities
Options sold	$	309	$	260
Total return swaps	$	7,600	$	11,525
Secured notes	$	140,000	$	140,000
Unsecured note	$	150,000	$	150,000