Indebtedness (Tables)

12 Months Ended

Dec. 31, 2016

Senior Notes and Other Debt

Debt Instrument [Line Items]

Schedule of Debt

Indebtedness consisted of the following as of December 31, 2017 (the difference between the face value and the carrying value is unamortized discount and debt issuance costs):

				Carrying Value
(In thousands)	Interest Rate	Face Value		2017		2016
Senior notes due on:
August 15, 2019	6.15%	$	140,651	$	140,434	$	140,301
September 15, 2019	7.375%	300,000		299,562		299,308
September 15, 2020	5.375%	300,000		299,083		298,747
January 1, 2022	8.7%	76,503		76,210		76,151
March 15, 2022	4.625%	350,000		348,252		347,834
February 15, 2037	6.25%	250,000		247,896		247,786
August 1, 2044	4.75%	350,000		345,099		344,914
Subsidiary debt (1)	Various	12,517		12,516		5,554
Total senior notes and other debt		$	1,779,671	$	1,769,052	$	1,760,595
Subordinated debentures due on:
April 30, 2053	5.625%	$	350,000	$	340,838	$	340,579
March 1, 2056	5.9%	110,000		106,055		105,952
June 1, 2056	5.75%	290,000		281,325		281,099
Total subordinated debentures		$	750,000	$	728,218	$	727,630

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(1) Subsidiary debt is due as follows: