Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2018

Fair Value Disclosures [Abstract]

Carrying Amounts And Estimated Fair Values Of Financial Instruments

The following table presents the carrying amounts and estimated fair values of the Company’s financial instruments:

	March 31, 2018				December 31, 2017
(In thousands)	Carrying Value		Fair Value		Carrying Value		Fair Value
Assets:
Fixed maturity securities	$	13,343,132	$	13,356,305	$	13,551,250	$	13,566,976
Equity securities	496,034		496,034		576,647		576,647
Arbitrage trading account	744,859		744,859		617,649		617,649
Loans receivable	75,902		78,238		79,684		82,047
Cash and cash equivalents	956,603		956,603		950,471		950,471
Trading account receivables from brokers and clearing organizations	26,667		26,667		189,280		189,280
Liabilities:
Due to broker	74,450		74,450		15,920		15,920
Trading account securities sold but not yet purchased	29,453		29,453		64,358		64,358
Subordinated debentures	897,426		929,948		728,218		769,060
Senior notes and other debt	1,782,139		1,921,635		1,769,052		1,945,313