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Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2012

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 September 30, 2012 and December 31, 2011.

	September 30, 2012				December 31, 2011
	(Amounts in thousands)
Assets
Investments	$	3,160,613			$	3,062,421
Liabilities
Interest rate swap agreements	$	260			$	670
Equity contracts	$	171			$	655
Secured notes payable	$	140,000			$	140,000

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